CN103233409B - Vertical along stone construction method of installation - Google Patents
Vertical along stone construction method of installation Download PDFInfo
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- CN103233409B CN103233409B CN201310134798.4A CN201310134798A CN103233409B CN 103233409 B CN103233409 B CN 103233409B CN 201310134798 A CN201310134798 A CN 201310134798A CN 103233409 B CN103233409 B CN 103233409B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
The present invention provides a kind of vertical along stone construction method, first uses " bilinear con-trol method " to install vertical along stone, then it is vertical along stone backrest to use " portal frame Construction of Supporting technique " to make, and pave Colophonium the most again." bilinear con-trol method " accelerates installation rate, decreases adjustment, improves vertical along stone straight cis degree and presentation quality；" portal frame Construction of Supporting technique " accelerates the vertical installation rate along stone backrest Yu concrete blinding, thus greatly reduce the input of labor service personnel, and improve construction quality, follow-up asphalt concrete construction is made to have had basic guarantee, ensure that the integral smoothness on road surface, reach pavement of road the most suitable, comfortable good result of driving a vehicle attractive in appearance, linear.Compared with traditional handicraft, decrease measurement, check, the Construction control workload such as inspection, improve work efficiency simultaneously, shorten the duration, having good social benefit and economic benefit, standing in municipal works has wide application space along stone installing engineering, has promotional value.
Description
Technical field
The present invention relates to a kind of vertical along stone construction method of installation, it is adaptable to the newly-built, renovating and enlarging neutrality of urban road is along stone installation.
Background technology
Traditional is vertical along stone installation method, first carries out Construction of Asphalt Pavement and carries out slot again, then it is vertical along stone to use single line method to install, and then pours concrete back.It has the advantage that one is can effectively to control roadbase paving width and thickness；Two is to make road edge compactness of subbase be guaranteed.But still there is following deficiency: one is to need repetitive measurement, slot, check Construction control workload bigger simultaneously；Two is that slot causes surface material to waste；Three is that the slot time is longer；Four be easily make vertical along time install the most suitable, expose uneven, presentation quality is poor.
Summary of the invention
For overcoming the deficiencies in the prior art, the invention provides and a kind of shorten construction period, overcome the vertical along stone construction method of installation of common quality defect.
The present invention realizes by the following technical solutions:
It is a kind of vertical along stone construction method of installation, it is characterised in that: first using bilinear con-trol method to install vertical along stone, then it is vertical along stone backrest to use portal frame Construction of Supporting technique to make, pave Colophonium the most again；Described two-wire is upper internal orifice line and leg wire of slope, upper internal orifice line traffic control straight cis degree and elevation, and leg wire of slope controls exposed face flatness and vertical along stoneledge degree, constructs line not sagging and props up, the horizon rule control of the adjacent block discrepancy in elevation and the fissure of displacement；Stand after installing along stone, before asphalt paving, stand along stone after the assay was approved, install backrest and bitumen concrete side form template, outside template, use portal frame to support, the lumps of wood support made in advance with inner side supports simultaneously, guarantee the most accurately, finally stand and can pour along stone backrest concrete and Colophonium side form concrete simultaneously, both sides blanking simultaneously when pouring, leveling, uses smaller tremors rod to vibrate；Specific construction step is as follows: preparation of construction → surveying setting-out → vertical paves along stone installation → backrest and bitumen concrete side form template, portal frame support → concrete placings → form removable, concrete curing → surface layer.
Described portal frame makes and uses angle bar, lead screw, cap nut to be made, and template uses channel-section steel to make.
Stand and can install by design requirement along stone backrest back side, when installing, template is by vertically processing, the same inner side of installation is shored in Wai Ce, support top should be firm, owing to flower bed plantation needs, inner side is controlled by 10 centimetres, supports with the lumps of wood made in advance and carries out support top, lay by design height, accelerate formwork erection speed.
The invention has the beneficial effects as follows: it is vertical along stone that the present invention uses bilinear con-trol to install, and this procedure construct before the Colophonium that paves, and accelerates installation rate, it is to avoid repeatedly adjust vertical along stone, improve and stand along stone straight cis degree and presentation quality.Use " portal frame Construction of Supporting technique ", accelerate the vertical installation rate along stone backrest Yu concrete blinding, thus greatly reduce the input of labor service personnel, and improve construction quality, follow-up asphalt concrete construction is made to have had basic guarantee, ensure that the integral smoothness on road surface, reach pavement of road the most suitable, comfortable good result of driving a vehicle attractive in appearance, linear.Use the construction technology of the present invention, both shortened the duration, and also ensure that construction quality, and reduced construction cost simultaneously.This technique compares than traditional handicraft, has good Social benefit and economic benefit, has promotional value vertical along stone installation.
Accompanying drawing explanation
Below in conjunction with the accompanying drawings invention is further described.
Fig. 1 is the vertical principle sketch along the construction of stone dual control method of the present invention；
Fig. 2 is the principle sketch of the portal frame support construction of the present invention；
In figure, 1 is vertical along stone, 2 horizon rules, internal orifice line on 3,4 leg wire of slope, 5 lumps of wood supports, 6 templates, 7 lead screw, 8 cap nuts, 9 angle bar.
Detailed description of the invention
With reference to detailed description of the invention, the method for the present invention is made following detailed description of.As shown in drawings, vertical installation along stone uses " bilinear con-trol method ", accelerates installation rate, it is to avoid repeatedly adjusts vertical along stone, improves vertical along stone straight cis degree and presentation quality；Use portal frame Construction of Supporting technique, accelerate the vertical installation rate along stone backrest Yu concrete blinding, thus greatly reduce the input of labor service personnel, and improve construction quality.
Embodiment:
Technical specification: straight cis degree≤10mm, the adjacent block discrepancy in elevation≤3mm, seam wide deviation ± 3mm, elevation of top surface deviation ± 10mm, vertical all meet the requirements along stone concrete backrest size, straight cis degree, bitumen concrete side form elevation of top surface, width, highly, intensity all meets the requirements.
Situation about having applied and promote: this engineering method is applied in Beijing West Railway Station of Jinan City section municipal works (phase) I South Road, bid section Qinghe road engineering, Beijing West Railway Station of Jinan City section municipal works (phase) core space road engineering BT project two bid section, town road the second stage of the project the second bid section I contract section road BT project under construction Bei Yuan street, Beijing West Railway Station of Jinan City section extended line engineering, effect is preferable, effectively reduce to stand and adjust number of times along stone, decrease manpower and materials, accelerate vertical along stone installation rate, shorten the duration, reduce environmental pollution.In roadbase side form is constructed, there is wide application space, have promotional value.Obtaining construction unit's abundant affirmation, social benefit is notable, through field practice, solves vertical common quality defect along stone installation process, accelerates vertical along stone installation rate, and presentation quality is all significantly increased, and has saved engineering cost.
Its technological process is: preparation of construction → surveying setting-out → vertical paves along stone installation → backrest and bitumen concrete side form template, portal frame support → concrete placings → form removable, concrete curing → surface layer.Specific construction step is as follows:
1
, preparation of construction
1) sub-layer is through each side's acceptance(check).
2) prepare to stand and gather materials with various along stone, side form construction, gather materials and meet construction requirement.
3) portal frame, 3 × 3 lumps of wood support 5(length determine according to the vertical width along stone backrest and side form；This engineering is neutral is 10cm along stone backrest width, and side form width is 10cm, a length of 10cm of lumps of wood inner support), 6 meters of channel-section steel height be 12cm, small-sized vibrating spear, wood adagio, plasterer's trowel etc..
2
, surveying setting-out
1) controlling stake: before kerbstone is installed, check center line of road, survey sets kerbstone installation and controls stake, and straightway pilespacing is not more than 10m, and curved section is not more than 5m, and crossing is 1-5m.
2) use level gauge to measure bituminous concrete side form and control stake elevation, calculate bituminous concrete side form elevation of top surface at each control stake according to design altitude.
3
, vertical install along stone
1) vertical along stone transport: vertical along stone transportation, handle with care, it is to avoid damage.Transport to the vertical of job site to install in time along stone, it is impossible to install in time stands along stone and its material, will put neatly along stone vertical along side, basis, it is impossible to affect appearance of a street road looks.
2) erection sequence: by crossing, flower bed segmentation, install to both sides centre；The vertical block number along stone is considered during installation.Curved section is vertical should be odd number block along stone, in order to construction.
3) two-wire method hung by construction line: as shown in the figure, vertical installation along stone 1 uses bilinear con-trol, upper internal orifice line 3 controls straight cis degree and elevation, leg wire of slope 4 controls exposed face flatness and vertical along (different can not the using of the gradient of stoneledge degree, otherwise cause faulting of slab ends), construct line not sagging and prop up, the horizon rule control of the adjacent block discrepancy in elevation and the fissure of displacement.
4) seam width control system: stone matter is vertical on request is 4 ± 1mm along stone, in construction, employing veneer is stuck in and stitches, and the most continuous three road seams all snap in plank, in case changes of slit length when adjusting.
5), after nail stake hanging wire, along side, basis, kerbstone is sequenced successively.When installing kerbstone, first mixing mortar shop fixtures, mortar thickness meets design requirement, installs kerbstone by unwrapping wire position.
6) every section of crossing curb stone number computed in advance, kerbstone adjustment block machine cuts, the kerbstone at inlet for stom water will be with inlet for stom water coordinative construction.
7) after kerbstone is installed, it is necessary to hanging wire again, adjusting kerbstone straight, round and smooth, the most smooth, kerbstone carries out plane and elevation detection, every 20m detects a bit, should be adjusted when plane and elevation exceed this standard.Accessible kerbstone, sidewalk for visually impaired people mouth kerbstone are installed by design requirement.
8) jointing and maintenance
Shi Zhili is not required to jointing along stone.Concrete is vertical needs jointing along stone, and jointing uses cement mortar: first rejects clean by the soil in curb crack of stone and foreign material before jointing, and moistens with water, then with meet the cement mortar cementation of fissures that design requires fill closely knit after hook flat, be pressed into matrix with bent face pressure.Unnecessary mortar, and maintenance of should suitably sprinkling water is cleared away with soft broom.Curing period from jointing complete must not less than 3 days, during this period in be strictly on guard against collision.
4, backrest and bitumen concrete side form template, portal frame support
1) portal frame manufacture method: as it can be seen, 4 × 4 angle bar 9 add lead screw 7, cap nut 8 combines, template 6 uses channel-section steel to make；
2) when portal frame being installed, the vertical surface irregularities along stone both sides of cleaning so that it is surfacing is closely knit；
3) Colophonium side form install width requirement: inner side is controlled by 10 centimetres, 5 carries out support top with the lumps of wood support made in advance；The back side can be installed by design requirement, and when installing, template 6 is by vertically processing, and shores the same inner side of installation in outside, and support top should be the most true, it is ensured that flower bed plantation needs.
The requirement installing height of Colophonium side form: lay by design height, (not allowing to control by surface layer), when portal frame is installed, the end face of template 6 and the elevation of laying, drawing altitude traverse to install, (special note: the end face of template must flush with the line drawn) does not allow more than the line drawn and installs；If occur exceeding, nest under teeth groove should be carried out；If occur relatively low, cushion block should be carried out and cause template 6 to flush with line, then carry out tamping at spillage, it is ensured that not spillage.Portal frame setting space: punching block general 2-3 rice, wooden model general 1.5-2 rice；Note: joint must increase portal frame and arrange one group.Colophonium side form the most only does underlayment；Can also if bituminous subbase course does together with middle surface layer.
5
, concrete placings
Pour and construction requirement: use the general C25 of Commercial Concrete (label determines) depending on design, both sides blanking simultaneously when pouring, leveling, use smaller tremors rod to vibrate, displacement not can exceed that 50cm, every some vibrating time, no less than 20 seconds, rises with bubble-free, surfacing, laitance degree of being occurs, then artificial wooden float is carried out levelling, drop down extensively with plasterer's trowel immediately, when stand-by hands has slight impression of the hand by concrete, carry out press polish process.Inner side uses concrete to wipe one's face and rubs hair technical finesse surface with the hands, and outside is until press polish.6 , form removable, concrete curing
Protection and timely covering curing in time, watering every day is general no less than 2 times, and with concrete surface wettability for degree, curing time is no less than 7 days.
7, surface layer paves
The asphalt surface course elevation that paves can be controlled according to concrete side form end face, and aspect is quick, improves road deck flatness, accelerates speed of application.
Inspect for acceptance
1
, basic demand
1. plywood selects unified specification, and panel should be smooth bright and clean, has good water resistance.
2. marching into the arena the lumps of wood elder generation straight uniform sizes of thicknesser, and pile up neat, flitch end opening to be leveled up.
3. angle bar used by portal frame and lead screw intensity should meet construction requirement, and processing dimension should be unified, and flexible adjustment is good.
Commerical ready-mixed concrete must be used to pour；During concrete curing deficiency of time, preferably use the strongest, fast hardening concrete.2 , visual examination project
1. standing should be uniform along stone material matter color and luster, and size should meet the requirements.
2. vertical along stone should with stiff paving with mortar, mortar should full, thickness is uniform；Vertical build along barnacle should consolidate, straightway is straight, curved section is smoother, gap is uniform；Need the vertical of the cementation of fissures should be closely knit along the stone cementation of fissures.
3. form joint all should be tight, must not spillage, must be clean in mould；
Template 6 and support 5 must not have loosening, the race phenomenon such as mould or sinking；
5. concrete vibrating is closely knit, surfacing, exposes phenomenon without stone；
Concrete side loft is straight, curved suitable, without knuckle, end face is smooth without faulting of slab ends.
, actual measurement actual quantities project
1. stand and should carry out experimental examination by same kind, specification, every inspection lot along stone intensity.
2. kerbstone peace builds tolerance
Note: (1) 1. shows stochastic sampling, measures at 3 and takes maximum；
(2) the smoother degree tolerance that curved section kerb is installed answers incorporation engineering specifically to formulate.
(3) concrete side straight cis degree tolerance≤5mm；
(4) concrete side elevation of top surface tolerance ± 5mm；
(5) test specimen left and taken on request by concrete, and comprcssive strength is C15.
, it should be noted that quality problems and common quality defect
1. mortar shop fixtures is uneven, and vertical along stone Hanging sectionally, during construction, mortar shop fixtures to be guaranteed is closely knit,
2. kerb concrete form behind installs insecure, is easily generated deformation, conscientiously to reinforce during construction.
3., during kerb concrete cast behind, owing to knot pine size is little, leakiness shakes, and during construction, leakage to be avoided is shaken.
Claims (1)
1. one kind is stood along stone construction method of installation, it is characterised in that: Specific construction step is as follows:
Step
1
, preparation of construction
Step
2
, surveying setting-out
1) controlling stake: vertical before stone installation, check center line of road, survey is set up to install along stone and is controlled stake, and straightway pilespacing is not more than 10m, and curved section is not more than 5m, and crossing is 1-5m；
2) use level gauge to measure bitumen concrete side form and control stake elevation, calculate bitumen concrete side form elevation of top surface at each control stake according to design altitude；
Step
3
, vertical install along stone
1) vertical along stone transport；
2) erection sequence: by crossing, flower bed segmentation, install to both sides centre；The vertical block number along stone is considered during installation；Curved section is vertical is odd number block along stone, in order to construction；
3) two-wire method hung by construction line: vertical installation along stone uses bilinear con-trol method, two-wire is upper internal orifice line (3) and leg wire of slope (4), upper internal orifice line traffic control straight cis degree and elevation, leg wire of slope controls exposed face flatness and vertical along stoneledge degree, different can not the using of the gradient, otherwise cause faulting of slab ends, construct line not sagging and prop up, the horizon rule control of the adjacent block discrepancy in elevation and the fissure of displacement；
4) seam width control system: stone matter is vertical along a width of 4 ± 1mm of crack of stone on request, uses veneer to be stuck in seam in construction, and the most continuous three road seams all snap in plank, in case changes of slit length when adjusting；
5), after nail stake hanging wire, sequence successively along stone along side, basis vertical；When installation is stood along stone, first mixing mortar shop fixtures, mortar thickness meets design requirement, stands along stone by the installation of unwrapping wire position；
6) every section of crossing computed in advance is vertical along stone number, and vertical along stone adjustment block machine cuts, standing at inlet for stom water will be with inlet for stom water coordinative construction along stone；
7)Vertical along stoneAfter installation, it is necessary to hanging wire again, adjustVertical along stoneTo straight, round and smooth, smooth, rightVertical along stoneCarrying out plane and elevation detection, every 20m detects a bit, should be adjusted when plane and elevation exceed when design requires；AccessibleVertical along stone, sidewalk for visually impaired people mouthVertical edge StoneInstall by design requirement；
8) jointing and maintenance
Shi Zhili is not required to jointing along stone；Concrete is vertical needs jointing along stone, and jointing uses cement mortar: first rejects clean by vertical soil along crack of stone and foreign material before jointing, and moistens with water, then with meet the cement mortar cementation of fissures that design requires fill closely knit after hook flat, be pressed into matrix with bent face pressure；Unnecessary mortar, and maintenance of should suitably sprinkling water is cleared away with soft broom；Curing period from jointing complete must not less than 3 days, during this period in be strictly on guard against collision；
Step4, backrest and bitumen concrete side form template, portal frame support
Making backrest and install bitumen concrete side form template, using portal frame Construction of Supporting technique to make vertical along stone backrest, bitumen concrete side form template (6) outside uses portal frame to support, and lumps of wood support (5) made in advance with inner side supports simultaneously, it is ensured that the most accurate；
1) portal frame manufacture method: angle bar, lead screw, cap nut combine, template uses channel-section steel to make；
2) when portal frame being installed, the vertical surface irregularities along stone both sides of cleaning so that it is surfacing is closely knit；
3) bitumen concrete side form template install width requirement: inner side is controlled by 10 centimetres, with make in advance the lumps of wood support carry out support top；The back side is installed by design requirement, and when installing, template is by vertically processing, and shores the same inner side of installation in outside, and support top should be firm, it is ensured that flower bed plantation needs；
The requirement installing height of bitumen concrete side form template: lay by design height, do not allow to control by surface layer, when portal frame is installed, the end face of template and the elevation of laying, draw altitude traverse to install, the end face of template must flush with bracing wire；If occur exceeding, nest under teeth groove should be carried out；If occur relatively low, cushion block should be carried out and cause template to flush with bracing wire, then carry out tamping at spillage, it is ensured that not spillage；Portal frame setting space: punching block 2-3 rice, wooden model 1.5-2 rice；Joint must increase portal frame one group；Bitumen concrete side form template only does underlayment；Or bituminous subbase course does together with middle surface layer；
Step
5
, concrete placings
Pour and construction requirement: use Commercial Concrete C25, stand and pour along stone backrest concrete and Colophonium side form concrete simultaneously, both sides blanking simultaneously when pouring, leveling, using smaller tremors rod to vibrate, displacement not can exceed that 50cm, and every some vibrating time was no less than 20 seconds, rise with bubble-free, surfacing, laitance degree of being occur, it is levelling then to carry out artificial wooden float, drops down extensively with plasterer's trowel immediately, when stand-by hands has slight impression of the hand by concrete, carry out press polish process；Inner side uses concrete to wipe one's face and rubs hair technical finesse surface with the hands, and outside is until press polish；
Step
6
, form removable, concrete curing
Protection and timely covering curing in time, every day, watering was no less than 2 times, and with concrete surface wettability for degree, curing time is no less than 7 days；
Step7, surface layer paves
The asphalt surface course elevation that paves is controlled according to bitumen concrete side form end face.
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105157538B (en) * | 2015-07-30 | 2017-09-19 | 济南汇通联合市政工程有限责任公司 | It is vertical that straight cis degree measuring instrument is installed along stone |
| CN105155386A (en) * | 2015-08-20 | 2015-12-16 | 济南城建集团有限公司 | Water blocking type kerb and construction method thereof |
| CN105200889B (en) * | 2015-08-28 | 2017-05-31 | 济南城建集团有限公司 | Avoid the vertical along stone construction method of installation of inspection shaft |
| CN105178143A (en) * | 2015-09-22 | 2015-12-23 | 济南城建集团有限公司 | Kerb protection device during asphalt pavement process, and protection method thereof |
| CN109244961A (en) * | 2018-11-20 | 2019-01-18 | 济南城建集团有限公司 | A kind of technique reducing the wasting of resources about comprehensive pipeline |
| CN109338854A (en) * | 2018-11-22 | 2019-02-15 | 济南城建集团有限公司 | A kind of method of rapid construction concrete side |
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