CN103711056A - Steel tool type temporary construction road and construction method thereof - Google Patents
Steel tool type temporary construction road and construction method thereof Download PDFInfo
- Publication number
- CN103711056A CN103711056A CN201310699292.8A CN201310699292A CN103711056A CN 103711056 A CN103711056 A CN 103711056A CN 201310699292 A CN201310699292 A CN 201310699292A CN 103711056 A CN103711056 A CN 103711056A
- Authority
- CN
- China
- Prior art keywords
- iron
- road
- construction
- miniature
- cushion cap
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Abstract
The invention provides a steel tool type temporary construction road and a construction method thereof, and relates to the technical field of road construction. The construction method comprises the following steps: excavating foundation trenches at miniature bearing platform arrangement parts, then filling and leveling up, respectively arranging miniature bearing platforms with embedded bolts in the foundation trenches, and backfilling and punning residual space in the foundation trenches and space below tops of the miniature bearing platforms by using gravels; and fixing joist steel above the miniature bearing platforms, and then arranging surface layer steel plates above the joist steel. The steel tool type temporary construction road is short in construction period and can be constructed throughout the year; drainage ditches can be used for ensuring the timely water drainage of road beds. After the whole construction period is ended, all the miniature bearing platforms, joist steel and surface layer steel plates can be fast dismantled and can also be repeatedly used, so that wasting and pollution are avoided, and the influence on other construction work is also avoided.
Description
Technical field
The present invention relates to road construction technical field, relate in particular to the laying technology of job site temporary road.
Background technology
The temporary road using in China's building field at present is generally divided into that element (ash) rammed earth, building waste change and fill out, graded sand and stone place mat, concreting etc., wherein with the application of cast-in-situ concrete temporary construction road at most, because traditional cast-in-situ concrete temporary road construction period is longer, often need base treatment, setting cushion, install template, concreting, joint-cutting is treated the processes such as solidifying and maintenance, operation is comparatively loaded down with trivial details and can not come into operation in time, has directly affected construction period and has reduced economic benefit; Simultaneously, for some accident, such as major change, especially the strain capacity of underground utilities change is poor, once occur that major change temporary road often needs again to build, artificial, waste of material is larger; More outstanding shortcoming is in long-term use procedure, road surface breakage is seriously difficult to maintenance, after construction period finishes, can not reuse, and need drop into big machinery and occur a large amount of artificial and produce a large amount of building wastes during dismounting, cause the wasting of resources, run counter to green construction theory.
Summary of the invention
The present invention seeks in order to overcome the deficiency of existing temporary road, provide a kind of short construction period, site requirements steel tool-type temporary construction road high, not quick for installation.
The present invention includes at least four reinforced concrete pile caps that carry prefabricated stone bolt, at least two i iron and a chunk facing steel plate, described i iron is connected by the stone bolt being arranged on reinforced concrete pile cap with described reinforced concrete pile cap, described surface layer steel plate is arranged in i iron top, and is connected with i iron by screw bolt and nut.
Between surface layer steel plate of the present invention and i iron, adopt respectively bolt to form detachable connection between i iron and reinforced concrete pile cap.When needs carry out temporary road construction on a basic plane, only these parts need be installed at the scene, the construction period of this temporary road is short, weatherproof.
Another object of the present invention is the construction method that proposes above builder's road.
The present invention includes following steps:
1) position that the position, road surface of SD temporary construction road and miniature cushion cap arrange;
2) at miniature cushion cap setting position place excavation rectangle foundation trench, then with sandstone, the foundation trench degree of depth is carried out to part and fill and lead up;
3) the miniature cushion cap of pre-embedded bolt is placed in respectively in each foundation trench, and makes the part of miniature cushion cap expose plane on foundation trench;
4) with sandstone, backfill compacting are carried out in the space of below, top on remaining space in each foundation trench and miniature cushion cap;
5), by the pre-embedded bolt of miniature cushion cap, i iron is fixed on to miniature cushion cap top;
6) surface layer steel plate is arranged on to the top of i iron by bolt, nut;
7) in temporary pavement both sides, gutter is set.
Short construction period of the present invention can be constructed throughout the year, has again gutter can guarantee that road bed dewaters in time.All miniature cushion caps, i iron and surface layer steel plate can remove by fast dismantling after whole construction period finishes, and can reuse again, do not cause waste and pollute, and do not cause the impact on other construction works.
In order to strengthen the lifting capacity of road, also in order to increase stability and the bearing capacity on road surface, in step 4), the space between top and surface layer steel plate on miniature cushion cap are gone to the bottom forms sand stone layer with sandstone backfill.
For prevent road surface be shaped after in the middle of low-lying and cause surface gathered water, the sand stone layer middle part of backfill of the present invention is higher than both sides height 3 ‰, and with gradient transition.
In step 5), the length direction of i iron prolongs road longitudinal arrangement.Because if arrange i iron transverse to road, i iron can be cut, and can produce more wastes; If transversely arranged along road, when heavy-load automobile process, can cause that steel plate and i iron perturb, cause the screwed joint of i iron to destroy, finally cause unstability.Therefore, longitudinal arrangement i iron be subject to force direction consistent, can improve the loss prevention of i iron, to ensure the solid foundation of temporary road.
Intensity in order to guarantee to connect, overlaps welding with long steel plate respectively mutually in the i iron vertical cross-section both sides of two continued accesses, and on the long steel plate having welded the oblique circular hole of offering.
The grade of steel of described long steel plate is identical with the grade of steel of i iron, and the length of overlap joint welding is 150mm.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present invention.
Fig. 2 is Fig. 1 partial enlarged drawing.
The specific embodiment
One, certain project profile
Certain engineering ground takes up an area approximately 199800 square metres of building areas, in place, a ring shape builder's road and branch road are approximately more than 10000 square metre, single ground processing, formwork erection, concreting material mechanical and manually approximately need more than 250 ten thousand yuan, and long construction period, also need to wait for that concrete reaches the solidifying phase and could normally use, have a strong impact on the duration and, after work end cycle, also need mechanical breaking and clear away and produce kilostere building waste and bring very big harm to environment.
Two, before construction, prepare:
1, make the miniature cushion cap of pre-embedded bolt: miniature cushion cap is to be respectively square bucking ladder in the upper and lower end, is highly about 30mm, and the length of going to the bottom is 400mm, and width is 400mm.Pre-buried two crab bolts of difference on each miniature cushion cap.The concrete strength of prefabricated miniature cushion cap should be selected C35 intensity and above concrete, and guarantees that the miniature cushion cap concrete of constructing reaches solidifying phase intensity and meets the demands.
2, make i iron: according to the length of construction permits, cut respectively i iron, and on every i iron, offer the bolt hole for being connected with surface layer steel plate with miniature cushion cap.
3, make surface layer steel plate: surface layer plate size is added and should rationally cut into 1250mm * 2500mm modulus fully in conjunction with steel plate modulus man-hour, to meet road surface running vehicle requirement.During processing surface layer steel plate, should consider that fixing hole is up big and down small, the macropore that 4mm rice diameter is greater than nut slope type circle cap 2mm is formed at top, the hole that diameter is greater than bolt 2mm is formed at bottom, so that the part of nut sinks in steel plate when fixation steel plate, and smooth-going while keeping road surface running vehicle.
Three, steel temporary construction road, construction sequence:
1, the construction line-putting: according to overall construction site plan and in conjunction with geology prospecting report, planning temporary construction site of road, and with position, lime line SD road surface.
2, according to geological conditions and landforms on the spot, implementation environment and ecological protection: remove surface grafting soil, and strange land deposits, to recover ecology and planting technique after the construction period.
3, construction of foundation ditch: the miniature cushion cap position that road system is set according to the structural requirement of steel temporary construction road system, and on the mattress layer foundation trench surface of excavation, identify clear with lime line, according to default road transverse direction every 1750mm, laterally dig miniature cushion cap foundation trench every 1250mm under each, under the foundation trench degree of depth of digging be 400mm, length is 600mm, width is 600mm, then with graded sand and stone, to foundation trench backfill 200mm, also tamps.
4, miniature cushion cap is installed: the miniature cushion cap of pre-embedded bolt is placed in respectively in each foundation trench, and makes top on miniature cushion cap expose plane 10mm on foundation trench.With elongated line traffic control cushion cap, the level of direction is consistent in length and breadth, and the thickness that can suitably increase and reduce sand-gravel cushion if any vertical deviation regulates.
5, cushion construction: adopt 2,4, No. 6 rubbles and coarse sand by weight being the ratio of 6:4, backfill compacting (Supporting Load Pavement in graded sand and stone suitably grating cement as stabilizing agent) are carried out in the space of below, top on the outer miniature cushion cap of remaining space and foundation trench in each foundation trench, backfill sand stone layer is domatic shape, and middle part will be considered a little more than road on both sides of the road 3 ‰.
In order to strengthen the lifting capacity of road, can be on i iron the whole backfill rubbles in the space below end face and coarse sand or cubic metre of earth, also increase stability and the bearing capacity on road surface.
6, bed course level is controlled: with level gauge or with the height maintenance level of common ray examination foundation trench, error is controlled within the scope of 5mm.
7, i iron is installed: fixing i iron on the pre-embedded bolt of miniature cushion cap, the length direction of i iron is consistent with the length direction of road, and the level of i iron is controlled and is wanted reasonable, common line should be set during installation and guarantee the upper surface level of i iron.
Consider the combination of i iron and miniature cushion cap upper surface, when traveling vehicle and construction equipment, cushion cap is had to certain impact, can between i iron and cushion cap, one deck rubber mat plate be set.
Connection for road surface longitudinal extension, should be when processing i iron, should select with i iron is the long steel plate of 300mm with grade of steel and stack pile, respectively in the not upper and lower flush joint welding of ipsilateral reinforcement 150mm of two i iron vertical cross-section, and mutually overlap 150mm, the circular hole of the oblique ￠ of offering 16mm on the reinforcing lapping plate having welded, the intensity when guaranteeing to link.
8, surface layer steel plate is installed: during steel plate erecting of panel, adopt cheese head screw fixation steel plate from top to bottom, during installation, should use elastomeric pad loosening to keep hold-down nut to be difficult for.Install into rear employing ointment the bolt hole of steel plate is tamped, not qualitative with strengthening stud, slows down the corrosion rate of bolt.
9, in both sides, road surface, gutter is set.
The structure of the temporary road four, forming:
As shown in Figure 1, 2, the present invention is furnished with three i iron 4 on foundation pad 1, and the spacing between adjacent i iron 4 is identical.Below every i iron 4, equidistantly place three reinforced concrete pile caps 2 that carry prefabricated stone bolt 3, on each i iron 4, offer respectively the through hole coordinating with the prefabricated stone bolt 3 carrying on reinforced concrete pile cap 2 and be set in respectively on the stone bolt 3 on corresponding reinforced concrete pile cap 2, and adopt nut 6 to connect respectively.
On three i iron 4, carry out and cover a certain thickness surface layer steel plate 5, on the surface layer steel plate 5 of relative i iron 4, offer respectively bolt hole, certainly on i iron 4, bolt hole is also offered at corresponding position, by nut 7 and nut 8, surface layer steel plate 5 is fixed on i iron 4.
Five, implementation result:
1, facts have proved this steel temporary construction approach system attractive in appearance stable, bearing capacity reliable, it is simple, quick for installation to process, the rate of recovery is high, repeatedly circulating is used, in actual use, obtained higher popularization and obtained higher economic benefit, reduced the dismounting while being completed tail simultaneously and cleared workload, the generation of effectively having controlled rubbish greatly reduces the pollution to environment.
2, this project plans to adopt steel temporary construction road of the present invention by construction; ground digs formula foundation trench under adopting; backfill graded sand and stone; adopt the prefabricated miniature cushion cap with built-in fitting in advance; according to the difference in functionality on road surface and load-bearing, require to have selected the i iron of different cross section and the steel plate of different-thickness as top course; altogether invest approximately 3,000,000 yuan; all realized the perforation of the temporary road of construction area; construction period finishes the rear road surface rate of recovery and reaches more than 90%; and substantially do not produce building waste, obtained good positive effect and protected environment.
Claims (7)
1. steel tool-type temporary construction road, it is characterized in that comprising at least four reinforced concrete pile caps that carry prefabricated stone bolt, at least two i iron and a chunk facing steel plate, described i iron is connected by the stone bolt being arranged on reinforced concrete pile cap with described reinforced concrete pile cap, described surface layer steel plate is arranged in i iron top, and is connected with i iron by screw bolt and nut.
2. a construction method for steel tool-type temporary construction road as claimed in claim 1, is characterized in that comprising the following steps:
1) position that the position, road surface of SD temporary construction road and miniature cushion cap arrange;
2) at miniature cushion cap setting position place excavation rectangle foundation trench, then with sandstone, the foundation trench degree of depth is carried out to part and fill and lead up;
3) the miniature cushion cap of pre-embedded bolt is placed in respectively in each foundation trench, and makes the part of miniature cushion cap expose plane on foundation trench;
4) with sandstone, backfill compacting are carried out in the space of below, top on remaining space in each foundation trench and miniature cushion cap;
5), by the pre-embedded bolt of miniature cushion cap, i iron is fixed on to miniature cushion cap top;
6) surface layer steel plate is arranged on to the top of i iron by bolt, nut;
7) in temporary pavement both sides, gutter is set.
3. construction method according to claim 2, is characterized in that in step 4), and the space between top and surface layer steel plate on miniature cushion cap are gone to the bottom forms sand stone layer with sandstone backfill.
4. construction method according to claim 3, is characterized in that the height at sand stone layer middle part of backfill is higher than both sides height 3 ‰, and with gradient transition.
5. construction method according to claim 2, is characterized in that the length direction of i iron prolongs road longitudinal arrangement in step 5).
6. construction method according to claim 5, is characterized in that with long steel plate, mutually overlapping welding respectively in the i iron vertical cross-section both sides of two continued accesses, and on the long steel plate having welded the oblique circular hole of offering.
7. construction method according to claim 6, is characterized in that the grade of steel of described long steel plate is identical with the grade of steel of i iron, and the length of overlap joint welding is 150mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310699292.8A CN103711056B (en) | 2013-12-19 | 2013-12-19 | Steel tool-type temporary construction road and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310699292.8A CN103711056B (en) | 2013-12-19 | 2013-12-19 | Steel tool-type temporary construction road and construction method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103711056A true CN103711056A (en) | 2014-04-09 |
| CN103711056B CN103711056B (en) | 2016-03-09 |
Family
ID=50404377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310699292.8A Active CN103711056B (en) | 2013-12-19 | 2013-12-19 | Steel tool-type temporary construction road and construction method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103711056B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104929141A (en) * | 2015-07-08 | 2015-09-23 | 中冶建工集团有限公司 | Construction method of municipal road traversing ponds or ditches |
| CN105297577A (en) * | 2015-10-16 | 2016-02-03 | 中交第二航务工程局有限公司 | Assembly-type branch access road structure in mountainous and heavy hilly areas and construction method for same |
| CN105442404A (en) * | 2015-12-30 | 2016-03-30 | 中国建筑第二工程局有限公司 | Steel plate pavement road and construction method thereof |
| CN105926404A (en) * | 2016-06-29 | 2016-09-07 | 江苏邗建集团有限公司 | Steel box body buckle hat type temporary construction road |
| CN106812042A (en) * | 2017-03-09 | 2017-06-09 | 陕西建工第五建设集团有限公司 | A kind of assembling steel plate road structure and construction method |
| CN108071057A (en) * | 2017-08-30 | 2018-05-25 | 中国冶集团有限公司 | The recyclable builder's road construction technology of tabula beam type |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3725605B2 (en) * | 1996-02-15 | 2005-12-14 | 応用地質株式会社 | Movable temporary road surface structure and its installation / removal method |
| KR100929440B1 (en) * | 2009-06-11 | 2009-12-03 | (주)한라스틸엔테크 | The structure of covering construction of the road surface and the processing method of that |
| CN101906751A (en) * | 2010-07-20 | 2010-12-08 | 郑志文 | Ready-package emergency bridge and construction method for changing same into permanent bridge |
| CN202170461U (en) * | 2011-07-18 | 2012-03-21 | 海城市石油机械制造有限公司 | Vehicle-passing base |
| CN203700899U (en) * | 2013-12-19 | 2014-07-09 | 江苏邗建集团有限公司 | Steel tool-type temporary construction road |
-
2013
- 2013-12-19 CN CN201310699292.8A patent/CN103711056B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3725605B2 (en) * | 1996-02-15 | 2005-12-14 | 応用地質株式会社 | Movable temporary road surface structure and its installation / removal method |
| KR100929440B1 (en) * | 2009-06-11 | 2009-12-03 | (주)한라스틸엔테크 | The structure of covering construction of the road surface and the processing method of that |
| CN101906751A (en) * | 2010-07-20 | 2010-12-08 | 郑志文 | Ready-package emergency bridge and construction method for changing same into permanent bridge |
| CN202170461U (en) * | 2011-07-18 | 2012-03-21 | 海城市石油机械制造有限公司 | Vehicle-passing base |
| CN203700899U (en) * | 2013-12-19 | 2014-07-09 | 江苏邗建集团有限公司 | Steel tool-type temporary construction road |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104929141A (en) * | 2015-07-08 | 2015-09-23 | 中冶建工集团有限公司 | Construction method of municipal road traversing ponds or ditches |
| CN105297577A (en) * | 2015-10-16 | 2016-02-03 | 中交第二航务工程局有限公司 | Assembly-type branch access road structure in mountainous and heavy hilly areas and construction method for same |
| CN105442404A (en) * | 2015-12-30 | 2016-03-30 | 中国建筑第二工程局有限公司 | Steel plate pavement road and construction method thereof |
| CN105926404A (en) * | 2016-06-29 | 2016-09-07 | 江苏邗建集团有限公司 | Steel box body buckle hat type temporary construction road |
| CN105926404B (en) * | 2016-06-29 | 2017-12-08 | 江苏邗建集团有限公司 | Steel box section cap covering type temporary construction road |
| CN106812042A (en) * | 2017-03-09 | 2017-06-09 | 陕西建工第五建设集团有限公司 | A kind of assembling steel plate road structure and construction method |
| CN108071057A (en) * | 2017-08-30 | 2018-05-25 | 中国冶集团有限公司 | The recyclable builder's road construction technology of tabula beam type |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103711056B (en) | 2016-03-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103711056B (en) | Steel tool-type temporary construction road and construction method thereof | |
| CN102505695B (en) | Construction method for deep foundation pit of three-dimensional garage | |
| CN101886479B (en) | Underground storey-adding process of frame structural building by one-by-one independent foundation underpinning method | |
| CN102352590B (en) | Method for splicing highfill roadbed by adopting pile-sheet retaining wall | |
| CN102644295A (en) | Construction method for preventing peripheral and local sedimentation of road surface inspection well | |
| CN102691300A (en) | Construction method of foundation pit earthwork | |
| CN108678751B (en) | Assembly type construction method of shield cutter head manhole by jacking and excavating firstly | |
| CN109026064B (en) | Construction method for large-span multi-arch tunnel with semi-bright and semi-dark | |
| CN112575670B (en) | T-shaped rigid frame bridge suitable for tunnel to pass through giant karst cave and construction technology thereof | |
| CN102434717A (en) | Construction method of joist steel pipe-jacking work pit | |
| CN111577334B (en) | Operating tunnel inverted arch repairing method | |
| CN108035379B (en) | Comprehensive pipe gallery and construction method thereof | |
| CN107090851A (en) | The inverted side-wall construction method of downtown area open cut groove | |
| CN104846840A (en) | Shallowly-buried soft soil integrated trench reinforcing device and construction method | |
| CN109838240B (en) | River-crossing tunnel arch cover covering and digging construction method | |
| CN106988334B (en) | A kind of open caisson support construction and open caisson construction method | |
| CN111305027A (en) | Rapid repairing construction method and repairing structure for subsidence of karst area pavement | |
| CN111705795A (en) | Prefabricated anchor pier for slope reinforcement and post-cast lattice beam assembly integral construction method | |
| CN108708736B (en) | Shield cutter head manhole assembly type construction method | |
| CN108708727B (en) | Half-excavation rear-jacking shield cutter head manhole assembly type construction method | |
| CN109706952A (en) | Large-scale well-sinking construction method | |
| CN207331740U (en) | A kind of heightening and consolidation structure of in-service reinforced concrete retaining wall | |
| CN210163910U (en) | Pipeline pipe jacking receiving well foundation pit supporting structure | |
| CN112627002B (en) | Continuous beam bridge suitable for tunnel to pass through giant karst cave and construction technical method thereof | |
| CN204940310U (en) | A kind of combination retaining structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |