CN109657948A - Plot sponge urban construction performance comprehensive estimation method - Google Patents
Plot sponge urban construction performance comprehensive estimation method Download PDFInfo
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Abstract
The invention discloses a kind of plot sponge urban construction performance comprehensive estimation methods, after this method determines evaluation item, comprehensive assessment system is established according to plot sponge urban construction target and intension, with basic item, provide item and bonus point item as assessment element, under the premise of regulation item is met the requirements, the preliminary grade of performance evaluation is determined with respect to the increase rate index value of plot location a reference value according to the annual flow overall control rate of basic item and year area source pollutants total amount removal rate, in conjunction with bonus point item scoring event comprehensive division plot sponge urban construction performance evaluation grade, the present invention forms comprehensive assessment system, improve plot sponge urban construction performance evaluation accuracy, meet the performance evaluation requirement of sponge urban construction intension and target.
Description
Technical field
The present invention relates to sponge urban construction technical field, in particular to a kind of plot sponge urban construction performance synthesis is commented
Estimate method.
Background technique
In recent years, people increasingly pay attention to the rapport of urban construction and ecological environment during social development, maintain
The sustainable development of social construction is particularly important.Sponge urban construction is a kind of low influence development mode, is conducive to protect
Natural ecology pattern is maintained the Echtheit of the hydrological characteristics such as infiltration, stagnant storage, evaporation (rising), the runoff of ecology background, is protected and extensive
The natural accumulation of multiple rainfall runoff, naturally osmotic, self-purification, improve the natural repair ability of aquatic ecosystem.Sponge city
Construction is planned according to the theory system of " source emission reduction, process control, Systematic control ", adaptation to local conditions, grayish green combination, using " seep,
It is stagnant, store, be net, with, row " the methods of carry out synthesis and apply plan.
The urban construction of China sponge is still in planning and designing and construction stage at present, for plot sponge urban construction
The performance evaluation of effect, appraisal procedure leading at present only to " annual flow overall control rate " and " area source pollutants removal rate " this
Two indices carry out calculating assessment, relatively unilateral although assessment result is directly, enough could not clearly be holistically based on sponge city
Construction intension and target assess plot sponge relative close degree, more without specific comprehensive reaction plot sponge urban construction
Actual implementation situation.
The comprehensive performance evaluation for carrying out plot sponge urban construction effect helps to push sponge urban construction, ensures sea
Continuous municipal construction quality, implements sponge city system theory, constructs the benign water circulation system in city, improve urban ecological environment,
Enhance masses' the sense of access and happiness, there is great social value and realistic meaning.
Summary of the invention
In order to make up the above deficiency, the present invention provides a kind of plot sponge urban construction performance comprehensive estimation methods, should
Plot sponge urban construction performance comprehensive estimation method can integrate comprehensive assessment plot sponge urban construction performance, meet sea
Continuous urban construction intension and target call.
The present invention is to solve technical solution used by its technical problem: a kind of plot sponge urban construction performance is comprehensive
Appraisal procedure is closed, is included the following steps:
Step 1: it determines evaluation item, and basic document is collected according to evaluation item, obtained by the arrangement to basic document
Essential information is obtained, and the construction overview of the project is summarized；
Step 2: comprehensive assessment system is established according to plot sponge urban construction target and intension:
(1) it establishes with " annual flow overall control rate " and " area source pollutants removal rate " two core Con trolling index formation
Basic item；
(2) establish with " facility layout and scale ", " place is vertically arranged and rainwash ", " monomer sponge facility " and
The regulation item that " drainage system " four examination items are formed；
(3) the bonus point item formed with the additional performance indicator encouraged and guided is established；
Above-mentioned basis item, regulation item and bonus point item collectively constitute the assessment element of comprehensive assessment system；
Step 3: assessing the regulation item of plot sponge urban construction and collects the number for calculating basic item modeling input
According to, including area many years continuous rainfall and evaporation data, effective catchment area, permeable regional soil characteristic, sponge facility structure
It makes and planar dimension, sponge facility filter layer material property and rainwater control path, based on examination plot sponge urban construction mesh
Mark realizes situation and actual implementation effect, it is specified that item must satisfy the binding indicator regulation of design requirement；
Step 4: assessment acquisition " annual flow overall control rate " and " face are carried out to the basic item of plot sponge urban construction
Source pollutants removal rate " data；
Step 5: the annual flow overall control rate and year area source pollutants total amount removal rate for calculating basic item are with respect to plot institute
In increase rate (η) index value of regional a reference value, η=[(basic item index value/zonal basis value) -1] * 100；
Step 6: bonus point item score value is calculated according to site inspection situation, inspection of documents result comprehensive analysis；
Step 7: under the premise of basic item and regulation item meet design requirement, according to the relatively regional a reference value of basic item
Increase rate (η) index value, in conjunction with bonus point item scoring event comprehensive division plot sponge urban construction performance evaluation grade, and write
Performance evaluation report is write, the then project qualified for performance evaluation report does not conform to performance evaluation report by performance evaluation
Lattice, then plot sponge City Construction Project is rectified and improved, is assessed again at the beginning from step again after rectification.
As a further improvement of the present invention, the grade classification of plot sponge urban construction performance evaluation is as follows:
As a further improvement of the present invention, the side basic item of plot sponge urban construction assessed in step 3
Method are as follows: plot sponge urban construction scene is surveyed, is checked, and associated documents are examined, in conjunction with local hydrology gas
Image data, calculate analysis using storm water model simulation softward and obtain basic item index value: annual flow overall control rate, year face source are dirty
Contaminate object total amount removal rate.
Data needed for basic item software evaluation calculates should obtain as follows:
(1) hydrologic condition is according to city of Kunshan's existing many years continuous rainfall and evaporation data.
(2) plot place is vertically arranged according to the mapping drawing that is completed, and failing offer completion mapping drawing can provide live survey
Draw report.
(3) permeable regional soil characteristic is according to green soil census report, and when no correlation report takes empirical value.
(4) sponge facility construction and planar dimension are according to as-constructed drawing or construction drawing and examining report.
(5) sponge facility filter layer material property is according to examining report.
(6) rainwater control path is determined by on-site verification result.
As a further improvement of the present invention, storm water model simulation softward includes following function:
(1) input and setting of plot sponge urban construction modeling and underlying surface, sponge infrastructure modules parameter；
(2) hydrometeorological data input；
(3) topological relation between charge for remittance subregion, sponge facility and draining node is established；
(4) basic item calculates, result exports.
As a further improvement of the present invention, the journey regulation item of plot sponge urban construction assessed in step 5
Sequence are as follows:
(1) facility layout and scale are verified: verifying the city zoning of plot sponge and each subregion tune according to site inspection result
Situations such as storing volume, place is examined whether to combine subregion site condition and pipeline layout reasonable Arrangement sponge facility, and meet
It is claimed below:
1., sponge facility finished surface be lower than periphery gathering ground；
2., sponge facility the area ratio (%) meet design requirement；
(2) place is vertically arranged and rainwash is verified: it is vertical to verify place according to site inspection and inspection of documents result
Whether reasonable, whether catchment area effectively controls than (%) lower than 80%, road surface kerbstone aperture position amount of size construction if arranging
Whether be vertically consistent with place, linear drainage ditch position, road slope aspect be connected with sponge facility whether meet place vertically require,
Hard place is whether there is or not seeping phenomenon after whether surface runoff smooth after rainfall and moderate rain or heavy rain, linear drainage ditch and sponge facility
Seam should also be equipped with anti-clogging facility, and rainwash is smooth in rainfall, and hard place ponding point is not after moderate rain or heavy rain rain
At 3, road must not have seeping phenomenon in place；
(3) monomer sponge facility is verified: different assessments are set according to different facility types and are itemized, and are itemized as follows:
Note: ●: facility participates in evaluation and electing item；Zero: facility participates in evaluation and electing, does not otherwise participate in evaluation and electing as being related to；
Wherein the corresponding requirement of aforementioned number is as follows:
Number 1: facility structure should be complete, must not lack water inlet (protection against erosion), overflow well lid, observation panel (backwash)；
Number 2: vertical construction should meet the regulation of design requirement or relevant criterion, and must not lead to periphery place or facility
Adverse effect is generated, each vertical techonosphere of monomer facility should meet following table regulation:
Monomer sponge facility vertically constructs
| Super High | Retention layer | Filter layer | Transition zone | Drainage blanket | |
| Biological delaying basin | √ | √ | √ | √ | √ |
| Concave herbaceous field | √ | √ | |||
| Dry type grass planting ditch | √ | √ | |||
| Green Roof | √ | √ |
Number 3: sectional dimension (cross-section of river form and size, head fall, turning radius) should meet design requirement or
The regulation of relevant criterion；
Number 4: meet the rule of design requirement or relevant criterion with periphery place natural sparse model, slope stability and the gradient
It is fixed；
Number 5: should be arranged overflow well or overflow water outlet, and energy-dissipating installation should be arranged in overflow water outlet, and meets design and want
It asks or the regulation of relevant criterion；
Number 6: water inlet, which should be arranged, blocks dirty facility, and meets design requirement；
Number 7: filter layer material property should meet the regulation of design requirement or relevant criterion；
Number 8: perforated drain pipe aperture, percent opening should meet the regulation of design requirement or relevant criterion；
Number 9: plants landscape effect includes claimed below:
The type selecting of a plant is reasonable；
Rationally, species should be no less than 3 kinds for b collocation；
C planting density is reasonable, change fill out medium must not be exposed；
D vegetation height is reasonable；
Number 10: periodic maintenance surfacing no-sundries；
Number 11: the regulation of relevant criterion should be met with road, sponge facility, being connected for rainwater down pipe disconnecting, can be ensured
Rainwater path is smooth；
Number 12: length is more than that 30m transfers type grass planting ditch, and overfall facility should meet the rule of design requirement or other standards
It is fixed；
Number 13: the performance of seepy material and permeable pavement should meet the requirement of relevant criterion or specification；
Number 14: water storage volume of (regulating and storing) should meet design requirement；
Number 15: security protection and warning mark should be set；
(4) arrangement of Drainage and drainability examination: according to site inspection and documentation verify overflow well quantity,
Whether position, size meet the requirements；Whether overflow port is inscribed correct；Whether overflow well drains bore, slope aspect, drainability full
The emission request of sufficient design storm；Whether rain water on roof takes the modes such as rainwater down pipe disconnecting or setting sump to carry out disconnecting.
As a further improvement of the present invention, additional according to being generated after plot sponge urban construction intension and realization of goal
Benefit determines that bonus point item includes " permeable pavement rate ", " roof greening rate ", " water resource utilization ", " optimization design ", " monitoring is real
Apply ", " operation management ", " landscape effect investigation " and " sponge technological innovation ".
As a further improvement of the present invention, bonus point is calculated according to site inspection situation and inspection of documents result comprehensive analysis
Item score value:
(1) permeable pavement technology is rationally used in plot, reduces hardened ground ratio, and permeable pavement rate should add 5 up to 10%
Point, 10 points should be added more than 30%；
(2) according to construction conditions, using roof greening, Green Roof rate should add 2 points up to 10%, should add 5 points up to 20%, reach
30% should add 10 points；
(3) the plot sponge construction plan design phase implement optimization design, using modeling to sponge construction object into
Row, which decomposes, should add 5 points；
(4) construction condition is made full use of, rain water collecting system is set, annual rainwater substitution water supply ratio is not less than 10%,
10 points should be added；
(5) rational position installs flow water monitoring device in plot, can be used for the examination of sponge relative close degree, Ying Jia 15
Point.Sponge facility construction is optimized and adds 10 points；
(6) the control analysis of runoff peak value is carried out, under draining and waterlogging prevention and treatment Designed recurrence period, peak flow runoff coefficient
Add 5 points when should be no more than the peak flow runoff coefficient before developing；
(7) it has formulated reasonable sponge facility operation management method and that implements adds 10 points
(8) sponge City Construction Project appearance has good landscape effect, a, rainwater down pipe disconnecting, kerbstone opening, overflow
Facility, rain perforaled strainer appearance are good；B, the handsome in appearance of sponge facility is merged with the preferable of external place, is covered inside facility
It is smooth to cover tightly reality, planting soil；C, plant collocation rationally, type be no less than 3 kinds, plantation posture is graceful, grows fine, green with periphery
Change landscape and preferably merges satisfaction above three Xiang Zhongyi plus 5 points, two plus 10 points, three plus 15 points；
(9) when using other new materials and novel sponge technology, and under while providing relevant art analysis report should meet
Column regulation:
1. each bonus point is no more than 5, total score is no more than 10 points；
2. the sponge effect of each technology is not less than the other technologies of same type.
As a further improvement of the present invention, inspection of documents is to the legitimacy of file, integrality, science and timeliness
It is examined；Site inspection is designed accordance inspection, the method for calculating analysis meets country by the way of the verification of scene
And local sponge urban construction relevant criterion and defined requirement, by the examining report for thering is qualification testing agency to provide and construction
Effective inspection data in the course of receiving are for calculating analysis.
As a further improvement of the present invention, the basic document includes following file:
(1) it approves and initiate a project, program examination and approval file；
(2) sponge Shop Drawing Design Document IT Application, the examination quality certification and examination reports；
(3) road and rainwater pipeline construction drawing and the relevant technologies file；
(4) relevant speciality as-constructed drawing (sponge engineering, rainwater pipeline, road, afforestation project, mapping specialty) electronic edition；
(5) has the facility coherent detection report that qualified testing agency provides；
(6) the project hydrology, water quality monitoring report (if any needing to provide)；
(7) sponge urban construction target, index are from careful from core table；
(8) sponge urban construction controls volumetric partition from core table；
(9) sponge hidden project inspection record of acceptance；
(10) sponge subitem, partitioned project inspection of quality record；
(11) outdoor drainage pipeline pour water/water test record；
(12) partitioned project safety and functional check information verification and major function selective examination record；
(13) acceptance of engineering quality evaluation record；
(14) other associated documents.
As a further improvement of the present invention, annual flow overall control rate calculation method, specific as follows:
ηRunoff=VYear control/VAnnual rainfall×100 (A-1)
In formula: ηRunoffFor annual flow overall control rate, %；
VYear controlAmount of rainfall, m3/a are controlled for year；
VAnnual rainfallFor full total rainfall per year, m3/a；
Year, SS total amount removal rate calculated, and calculating side is specific as follows:
ηSS=ηRunoff×ηFacility SS×100 (A-2)
In formula: ηSSFor year SS total amount removal rate, %；
ηFacility SSFor facility year SS total amount removal rate, %.
The method have the benefit that: when the present invention assesses plot sponge urban construction performance, by by
Basic item that " annual flow overall control rate " and " area source pollutants removal rate " is formed, by " facility layout and scale ", " place is perpendicular
To arrangement and rainwash ", the regulation item that is formed of " monomer sponge facility " and " drainage system " and by " permeable pavement rate ", " room
Top green percentage ", " water resource utilization ", " optimization design ", " monitoring is implemented ", " operation management ", " landscape effect investigation " and " sponge
The bonus point item that technological innovation " is formed carries out comprehensive assessment, improves plot sponge urban construction performance evaluation accuracy, meets sea
The performance evaluation requirement of continuous urban construction intension and target.
Detailed description of the invention
Fig. 1 is flow diagram of the invention.
Specific embodiment
Embodiment: a kind of plot sponge urban construction performance comprehensive estimation method includes the following steps:
Step 1: it determines evaluation item, and basic document is collected according to evaluation item, obtained by the arrangement to basic document
Essential information is obtained, and the construction overview of the project is summarized；
Step 2: comprehensive assessment system is established according to plot sponge urban construction target and intension:
(1) it establishes with " annual flow overall control rate " and " area source pollutants removal rate " two core Con trolling index formation
Basic item；
(2) establish with " facility layout and scale ", " place is vertically arranged and rainwash ", " monomer sponge facility " and
The regulation item that " drainage system " four examination items are formed；
(3) the bonus point item formed with the additional performance indicator encouraged and guided is established；
Above-mentioned basis item, regulation item and bonus point item collectively constitute the assessment element of comprehensive assessment system；
Step 3: assessing the regulation item of plot sponge urban construction and collects the number for calculating basic item modeling input
According to, including area many years continuous rainfall and evaporation data, effective catchment area, permeable regional soil characteristic, sponge facility structure
It makes and planar dimension, sponge facility filter layer material property and rainwater control path, based on examination plot sponge urban construction mesh
Mark realizes situation and actual implementation effect, it is specified that item must satisfy the binding indicator regulation of design requirement；
Step 4: assessment acquisition " annual flow overall control rate " and " face are carried out to the basic item of plot sponge urban construction
Source pollutants removal rate " data；
Step 5: the annual flow overall control rate and year area source pollutants total amount removal rate for calculating basic item are with respect to plot institute
In increase rate (η) index value of regional a reference value, η=[(basic item index value/zonal basis value) -1] * 100；
Step 6: bonus point item score value is calculated according to site inspection situation, inspection of documents result comprehensive analysis；
Step 7: under the premise of basic item and regulation item meet design requirement, according to the relatively regional a reference value of basic item
Increase rate (η) index value, in conjunction with bonus point item scoring event comprehensive division plot sponge urban construction performance evaluation grade, and write
Performance evaluation report is write, the then project qualified for performance evaluation report does not conform to performance evaluation report by performance evaluation
Lattice, then plot sponge City Construction Project is rectified and improved, is assessed again at the beginning from step again after rectification.
The grade classification of plot sponge urban construction performance evaluation is as follows:
The method that the basic item of plot sponge urban construction is assessed in step 3 are as follows: to plot sponge urban construction
Scene is surveyed, is checked, and examines associated documents, in conjunction with local hydrometeorological data, is simulated using storm water model
Software calculates analysis and obtains basic item index value: annual flow overall control rate, year area source pollutants total amount removal rate.
Data needed for basic item software evaluation calculates should obtain as follows:
(1) hydrologic condition is according to city of Kunshan's existing many years continuous rainfall and evaporation data.
(2) plot place is vertically arranged according to the mapping drawing that is completed, and failing offer completion mapping drawing can provide live survey
Draw report.
(3) permeable regional soil characteristic is according to green soil census report, and when no correlation report takes empirical value.
(4) sponge facility construction and planar dimension are according to as-constructed drawing or construction drawing and examining report.
(5) sponge facility filter layer material property is according to examining report.
(6) rainwater control path is determined by on-site verification result.
Storm water model simulation softward includes following function:
(1) input and setting of plot sponge urban construction modeling and underlying surface, sponge infrastructure modules parameter；
(2) hydrometeorological data input；
(3) topological relation between charge for remittance subregion, sponge facility and draining node is established；
(4) basic item calculates, result exports.
The program that the regulation item of plot sponge urban construction is assessed in step 5 are as follows:
(1) facility layout and scale are verified: verifying the city zoning of plot sponge and each subregion tune according to site inspection result
Situations such as storing volume, place is examined whether to combine subregion site condition and pipeline layout reasonable Arrangement sponge facility, and meet
It is claimed below:
1., sponge facility finished surface be lower than periphery gathering ground；
2., sponge facility the area ratio (%) meet design requirement；
(2) place is vertically arranged and rainwash is verified: it is vertical to verify place according to site inspection and inspection of documents result
Whether reasonable, whether catchment area effectively controls than (%) lower than 80%, road surface kerbstone aperture position amount of size construction if arranging
Whether be vertically consistent with place, linear drainage ditch position, road slope aspect be connected with sponge facility whether meet place vertically require,
Hard place is whether there is or not seeping phenomenon after whether surface runoff smooth after rainfall and moderate rain or heavy rain, linear drainage ditch and sponge facility
Seam should also be equipped with anti-clogging facility, and rainwash is smooth in rainfall, and hard place ponding point is not after moderate rain or heavy rain rain
At 3, road must not have seeping phenomenon in place；
(3) monomer sponge facility is verified: different assessments are set according to different facility types and are itemized, and are itemized as follows:
Note: ●: facility participates in evaluation and electing item；Zero: facility participates in evaluation and electing, does not otherwise participate in evaluation and electing as being related to；
Wherein the corresponding requirement of aforementioned number is as follows:
Number 1: facility structure should be complete, must not lack water inlet (protection against erosion), overflow well lid, observation panel (backwash)；
Number 2: vertical construction should meet the regulation of design requirement or relevant criterion, and must not lead to periphery place or facility
Adverse effect is generated, each vertical techonosphere of monomer facility should meet following table regulation:
Monomer sponge facility vertically constructs
| Super High | Retention layer | Filter layer | Transition zone | Drainage blanket | |
| Biological delaying basin | √ | √ | √ | √ | √ |
| Concave herbaceous field | √ | √ | |||
| Dry type grass planting ditch | √ | √ | |||
| Green Roof | √ | √ |
Number 3: sectional dimension (cross-section of river form and size, head fall, turning radius) should meet design requirement or
The regulation of relevant criterion；
Number 4: meet the rule of design requirement or relevant criterion with periphery place natural sparse model, slope stability and the gradient
It is fixed；
Number 5: should be arranged overflow well or overflow water outlet, and energy-dissipating installation should be arranged in overflow water outlet, and meets design and want
It asks or the regulation of relevant criterion；
Number 6: water inlet, which should be arranged, blocks dirty facility, and meets design requirement；
Number 7: filter layer material property should meet the regulation of design requirement or relevant criterion；
Number 8: perforated drain pipe aperture, percent opening should meet the regulation of design requirement or relevant criterion；
Number 9: plants landscape effect includes claimed below:
The type selecting of a plant is reasonable；
Rationally, species should be no less than 3 kinds for b collocation；
C planting density is reasonable, change fill out medium must not be exposed；
D vegetation height is reasonable；
Number 10: periodic maintenance surfacing no-sundries；
Number 11: the regulation of relevant criterion should be met with road, sponge facility, being connected for rainwater down pipe disconnecting, can be ensured
Rainwater path is smooth；
Number 12: length is more than that 30m transfers type grass planting ditch, and overfall facility should meet the rule of design requirement or other standards
It is fixed；
Number 13: the performance of seepy material and permeable pavement should meet the requirement of relevant criterion or specification；
Number 14: water storage volume of (regulating and storing) should meet design requirement；
Number 15: security protection and warning mark should be set；
(4) arrangement of Drainage and drainability examination: according to site inspection and documentation verify overflow well quantity,
Whether position, size meet the requirements；Whether overflow port is inscribed correct；Whether overflow well drains bore, slope aspect, drainability full
The emission request of sufficient design storm；Whether rain water on roof takes the modes such as rainwater down pipe disconnecting or setting sump to carry out disconnecting.
According to the additional benefit generated after plot sponge urban construction intension and realization of goal, determine that bonus point item includes " thoroughly
Water is mated formation rate ", " roof greening rate ", " water resource utilization ", " optimization design ", " monitoring is implemented ", " operation management ", " landscape effect
Fruit is investigated " and " sponge technological innovation ".
Bonus point item score value is calculated according to site inspection situation and inspection of documents result comprehensive analysis:
(1) permeable pavement technology is rationally used in plot, reduces hardened ground ratio, and permeable pavement rate should add 5 up to 10%
Point, 10 points should be added more than 30%；
(2) according to construction conditions, using roof greening, Green Roof rate should add 2 points up to 10%, should add 5 points up to 20%, reach
30% should add 10 points；
(3) the plot sponge construction plan design phase implement optimization design, using modeling to sponge construction object into
Row, which decomposes, should add 5 points；
(4) construction condition is made full use of, rain water collecting system is set, annual rainwater substitution water supply ratio is not less than 10%,
10 points should be added；
(5) rational position installs flow water monitoring device in plot, can be used for the examination of sponge relative close degree, Ying Jia 15
Point.Sponge facility construction is optimized and adds 10 points；
(6) the control analysis of runoff peak value is carried out, under draining and waterlogging prevention and treatment Designed recurrence period, peak flow runoff coefficient
Add 5 points when should be no more than the peak flow runoff coefficient before developing；
(7) it has formulated reasonable sponge facility operation management method and that implements adds 10 points
(8) sponge City Construction Project appearance has good landscape effect, a, rainwater down pipe disconnecting, kerbstone opening, overflow
Facility, rain perforaled strainer appearance are good；B, the handsome in appearance of sponge facility is merged with the preferable of external place, is covered inside facility
It is smooth to cover tightly reality, planting soil；C, plant collocation rationally, type be no less than 3 kinds, plantation posture is graceful, grows fine, green with periphery
Change landscape and preferably merges satisfaction above three Xiang Zhongyi plus 5 points, two plus 10 points, three plus 15 points；
(9) when using other new materials and novel sponge technology, and under while providing relevant art analysis report should meet
Column regulation:
1. each bonus point is no more than 5, total score is no more than 10 points；
2. the sponge effect of each technology is not less than the other technologies of same type.
Inspection of documents is to examine the legitimacy of file, integrality, science and timeliness；Site inspection is using existing
The mode of field verification, is designed accordance inspection, and the method for calculating analysis meets country and local sponge urban construction is related
Standard and defined requirement, by effective inspection number during the examining report and delivery receiving acceptance that there is qualification testing agency to provide
According to for calculating analysis.
The basic document includes following file:
(1) it approves and initiate a project, program examination and approval file；
(2) sponge Shop Drawing Design Document IT Application, the examination quality certification and examination reports；
(3) road and rainwater pipeline construction drawing and the relevant technologies file；
(4) relevant speciality as-constructed drawing (sponge engineering, rainwater pipeline, road, afforestation project, mapping specialty) electronic edition；
(5) has the facility coherent detection report that qualified testing agency provides；
(6) the project hydrology, water quality monitoring report (if any needing to provide)；
(7) sponge urban construction target, index are from careful from core table；
(8) sponge urban construction controls volumetric partition from core table；
(9) sponge hidden project inspection record of acceptance；
(10) sponge subitem, partitioned project inspection of quality record；
(11) outdoor drainage pipeline pour water/water test record；
(12) partitioned project safety and functional check information verification and major function selective examination record；
(13) acceptance of engineering quality evaluation record；
(14) other associated documents.
Annual flow overall control rate calculation method, specific as follows:
ηRunoff=VYear control/VAnnual rainfall×100 (A-1)
In formula: ηRunoffFor annual flow overall control rate, %；
VYear controlAmount of rainfall, m3/a are controlled for year；
VAnnual rainfallFor full total rainfall per year, m3/a；
Year, SS total amount removal rate calculated, and calculating side is specific as follows:
ηSS=ηRunoff×ηFacility SS×100 (A-2)
In formula: ηSSFor year SS total amount removal rate, %；
ηFacility SSFor facility year SS total amount removal rate, %.
Embodiment 1: using the sponge urban construction of city of Kunshan newly-built community plot as embodiment, the step that provides according to the present invention
Suddenly comprehensive assessment is carried out to its performance, assessment situation is as follows:
Final analysis assessment is as follows:
Claims (10)
1. a kind of plot sponge urban construction performance comprehensive estimation method, it is characterized in that: include the following steps:
Step 1: it determines evaluation item, and basic document is collected according to evaluation item, base is obtained by the arrangement to basic document
This information, and the construction overview of the project is summarized；
Step 2: comprehensive assessment system is established according to plot sponge urban construction target and intension:
(1) basis formed with " annual flow overall control rate " and " area source pollutants removal rate " two core Con trolling index is established
?；
(2) it establishes with " facility layout and scale ", " place is vertically arranged and rainwash ", " monomer sponge facility " and " draining
The regulation item that system " four examination items are formed；
(3) the bonus point item formed with the additional performance indicator encouraged and guided is established；
Above-mentioned basis item, regulation item and bonus point item collectively constitute the assessment element of comprehensive assessment system；
Step 3: assessing the regulation item of plot sponge urban construction and collects the data for calculating basic item modeling input,
Including regional rainfall continuous for many years and evaporation data, effective catchment area, permeable regional soil characteristic, sponge facility construction and
Planar dimension, sponge facility filter layer material property and rainwater control path, it is real based on examination plot sponge urban construction target
Existing situation and actual implementation effect are, it is specified that item must satisfy the binding indicator regulation of design requirement；
Step 4: assessment acquisition " annual flow overall control rate " is carried out to the basic item of plot sponge urban construction and " face source is dirty
Contaminate object removal rate " data；
Step 5: the annual flow overall control rate and year area source pollutants total amount removal rate for calculating basic item are with respect to plot location
Increase rate (η) index value of area's a reference value, η=[(basic item index value/zonal basis value) -1] * 100；
Step 6: bonus point item score value is calculated according to site inspection situation, inspection of documents result comprehensive analysis；
Step 7: under the premise of basic item and regulation item meet design requirement, according to mentioning for basic item regional a reference value relatively
High rate (η) index value in conjunction with bonus point item scoring event comprehensive division plot sponge urban construction performance evaluation grade, and writes achievement
Assessment report is imitated, the then project qualified for performance evaluation report passes through performance evaluation, and it is underproof for performance evaluation report,
Then plot sponge City Construction Project is rectified and improved, is assessed again at the beginning from step again after rectification.
2. plot sponge urban construction performance comprehensive estimation method according to claim 1, it is characterized in that: to plot sponge
The grade classification of urban construction performance evaluation is as follows:
3. plot sponge urban construction performance comprehensive estimation method according to claim 1, it is characterized in that: it is right in step 3
The method that the basic item of plot sponge urban construction is assessed are as follows: plot sponge urban construction scene is surveyed, is checked,
And associated documents are examined, in conjunction with local hydrometeorological data, analysis is calculated using storm water model simulation softward and obtains base
Plinth item index value: annual flow overall control rate, year area source pollutants total amount removal rate.
4. plot sponge urban construction performance comprehensive estimation method according to claim 3, it is characterized in that: storm water model mould
Quasi- software includes following function:
(1) input and setting of plot sponge urban construction modeling and underlying surface, sponge infrastructure modules parameter；
(2) hydrometeorological data input；
(3) topological relation between charge for remittance subregion, sponge facility and draining node is established；
(4) basic item calculates, result exports.
5. plot sponge urban construction performance comprehensive estimation method according to claim 1, it is characterized in that: it is right in step 5
The program that the regulation item of plot sponge urban construction is assessed are as follows:
(1) facility layout and scale are verified: verifying the city zoning of plot sponge according to site inspection result and each subregion is regulated and stored appearance
Situations such as accumulating, place is examined whether to combine subregion site condition and pipeline layout reasonable Arrangement sponge facility, and meet following
It is required that:
1., sponge facility finished surface be lower than periphery gathering ground；
2., sponge facility the area ratio (%) meet design requirement；
(2) place is vertically arranged and rainwash is verified: being verified place according to site inspection and inspection of documents result and is vertically arranged
Rationally whether, whether catchment area effectively controls than (%) lower than 80%, and whether road surface kerbstone aperture position amount of size construction
Vertically be consistent with place, linear drainage ditch position, road slope aspect be connected with sponge facility whether meet place vertically require, rainfall
Whether there is or not seeping phenomenons in hard place after whether surface runoff smooth afterwards and moderate rain or heavy rain；
(3) monomer sponge facility is verified: different assessments are set according to different facility types and are itemized, and are itemized as follows:
Note: ●: facility participates in evaluation and electing item；Zero: facility participates in evaluation and electing, does not otherwise participate in evaluation and electing as being related to；
Wherein the corresponding requirement of aforementioned number is as follows:
Number 1: facility structure should be complete, must not lack water inlet (protection against erosion), overflow well lid, observation panel (backwash)；
Number 2: vertical construction should meet the regulation of design requirement or relevant criterion, and periphery place or facility must not be caused to generate
Adverse effect, each vertical techonosphere of monomer facility should meet following table regulation:
Monomer sponge facility vertically constructs
Number 3: sectional dimension (cross-section of river form to size, head fall, turning radius) should meet design requirement or related
The regulation of standard；
Number 4: meet the regulation of design requirement or relevant criterion with periphery place natural sparse model, slope stability and the gradient；
Number 5: should be arranged overflow well or overflow water outlet, and energy-dissipating installation should be arranged in overflow water outlet, and meet design requirement or
The regulation of relevant criterion；
Number 6: water inlet, which should be arranged, blocks dirty facility, and meets design requirement；
Number 7: filter layer material property should meet the regulation of design requirement or relevant criterion；
Number 8: perforated drain pipe aperture, percent opening should meet the regulation of design requirement or relevant criterion；
Number 9: plants landscape effect includes claimed below:
The type selecting of a plant is reasonable；
Rationally, species should be no less than 3 kinds for b collocation；
C planting density is reasonable, change fill out medium must not be exposed；
D vegetation height is reasonable；
Number 10: periodic maintenance surfacing no-sundries；
Number 11: the regulation of relevant criterion should be met with road, sponge facility, being connected for rainwater down pipe disconnecting, can ensure rainwater
Path is smooth；
Number 12: length is more than that 30m transfers type grass planting ditch, and overfall facility should meet the regulation of design requirement or other standards；
Number 13: the performance of seepy material and permeable pavement should meet the requirement of relevant criterion or specification；
Number 14: water storage volume of (regulating and storing) should meet design requirement；
Number 15: security protection and warning mark should be set；
(4) quantity of overflow well, position arrangement of Drainage and drainability examination: are verified according to site inspection and documentation
It sets, whether size meets the requirements；Whether overflow port is inscribed correct；Whether overflow well draining bore, slope aspect, drainability meet
The emission request of design storm；Whether rain water on roof takes the modes such as rainwater down pipe disconnecting or setting sump to carry out disconnecting.
6. plot sponge urban construction performance comprehensive estimation method according to claim 1, it is characterized in that: according to plot sea
The additional benefit generated after continuous urban construction intension and realization of goal determines that bonus point item includes " permeable pavement rate ", " roof greening
Rate ", " water resource utilization ", " optimization design ", " monitoring is implemented ", " operation management ", " landscape effect investigation " and " sponge technology wound
Newly ".
7. plot sponge urban construction performance comprehensive estimation method according to claim 6, it is characterized in that: according to scene inspection
It looks into situation and inspection of documents result comprehensive analysis calculates bonus point item score value:
(1) permeable pavement technology is rationally used in plot, reduces hardened ground ratio, and permeable pavement rate should add 5 points up to 10%, surpass
Should be added by crossing 30% by 10 points；
(2) according to construction conditions, using roof greening, Green Roof rate should add 2 points up to 10%, should add 5 points up to 20%, up to 30%
10 points should be added；
(3) the plot sponge construction plan design phase implements optimization design, is divided using modeling sponge construction object
Xie Yingjia 5 divides；
(4) construction condition is made full use of, rain water collecting system is set, annual rainwater substitution water supply ratio is not less than 10%, Ying Jia
10 points；
(5) rational position installs flow water monitoring device in plot, can be used for the examination of sponge relative close degree, and Ying Jia 15 divides.It is right
Sponge facility construction, which optimizes, adds 10 points；
(6) the control analysis of runoff peak value is carried out, under draining and waterlogging prevention and treatment Designed recurrence period, peak flow runoff coefficient should not
Add 5 points when more than peak flow runoff coefficient before exploitation；
(7) it has formulated reasonable sponge facility operation management method and that implements adds 10 points
(8) sponge City Construction Project appearance have good landscape effect, a, rainwater down pipe disconnecting, kerbstone opening, overfall facility,
Rain perforaled strainer appearance is good；B, the handsome in appearance of sponge facility is merged with the preferable of external place, and covering is tight inside facility
In fact, planting soil is smooth；C, plant collocation rationally, type be no less than 3 kinds, plantation posture is graceful, grows fine, and afforests scape with periphery
It sees preferably fusion and meets above three Xiang Zhongyi plus 5 points, two plus 10 points, three plus 15 points；
(9) when using other new materials and novel sponge technology, and while providing relevant art analysis report, should meet following rule
It is fixed:
1. each bonus point of is no more than 5, total score is no more than 10 points；
2. the sponge effect of each technology is not less than the other technologies of same type.
8. plot sponge urban construction performance comprehensive estimation method according to claim 1, it is characterized in that: inspection of documents is
The legitimacy of file, integrality, science and timeliness are examined；Site inspection is carried out by the way of the verification of scene
Accordance inspection is designed, the method for calculating analysis meets country and local sponge urban construction relevant criterion and defined requirement,
Effective inspection data during the examining report and delivery receiving acceptance that have qualification testing agency to provide are used to calculate analysis.
9. plot sponge urban construction performance comprehensive estimation method according to claim 1, it is characterized in that: the basic money
Material includes following file:
(1) it approves and initiate a project, program examination and approval file；
(2) sponge Shop Drawing Design Document IT Application, the examination quality certification and examination reports；
(3) road and rainwater pipeline construction drawing and the relevant technologies file；
(4) relevant speciality as-constructed drawing (sponge engineering, rainwater pipeline, road, afforestation project, mapping specialty) electronic edition；
(5) has the facility coherent detection report that qualified testing agency provides；
(6) the project hydrology, water quality monitoring report (if any needing to provide)；
(7) sponge urban construction target, index are from careful from core table；
(8) sponge urban construction controls volumetric partition from core table；
(9) sponge hidden project inspection record of acceptance；
(10) sponge subitem, partitioned project inspection of quality record；
(11) outdoor drainage pipeline pour water/water test record；
(12) partitioned project safety and functional check information verification and major function selective examination record；
(13) acceptance of engineering quality evaluation record；
(14) other associated documents.
10. plot sponge urban construction performance comprehensive estimation method according to claim 1, it is characterized in that:
Annual flow overall control rate calculation method, specific as follows:
ηRunoff=VYear control/VAnnual rainfall×100 (A-1)
In formula: ηRunoffFor annual flow overall control rate, %；
VYear controlAmount of rainfall, m3/a are controlled for year；
VAnnual rainfallFor full total rainfall per year, m3/a；
Year, SS total amount removal rate calculated, and calculating side is specific as follows:
ηSS=ηRunoff×ηFacility SS×100 (A-2)
In formula: ηSSFor year SS total amount removal rate, %；
ηFacility SSFor facility year SS total amount removal rate, %.
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