CN101748674B - Road construction method - Google Patents
Road construction method Download PDFInfo
- Publication number
- CN101748674B CN101748674B CN2008102041848A CN200810204184A CN101748674B CN 101748674 B CN101748674 B CN 101748674B CN 2008102041848 A CN2008102041848 A CN 2008102041848A CN 200810204184 A CN200810204184 A CN 200810204184A CN 101748674 B CN101748674 B CN 101748674B
- Authority
- CN
- China
- Prior art keywords
- roadbed
- precast plate
- grouting
- wooden model
- precast slab
- 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.)
- Expired - Fee Related
Links
- 238000010276 construction Methods 0.000 title abstract description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 38
- 239000000919 ceramic Substances 0.000 claims abstract description 26
- 238000000034 method Methods 0.000 claims abstract description 25
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 23
- 239000010959 steel Substances 0.000 claims abstract description 23
- 229910052742 iron Inorganic materials 0.000 claims abstract description 19
- 239000004568 cement Substances 0.000 claims abstract description 18
- 230000002787 reinforcement Effects 0.000 claims abstract description 18
- 238000004080 punching Methods 0.000 claims description 15
- 230000003014 reinforcing effect Effects 0.000 claims description 15
- 239000000945 filler Substances 0.000 claims description 11
- 239000004570 mortar (masonry) Substances 0.000 claims description 9
- 239000011440 grout Substances 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 6
- 238000005266 casting Methods 0.000 claims description 5
- 239000012535 impurity Substances 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 239000011398 Portland cement Substances 0.000 claims description 2
- 239000004576 sand Substances 0.000 claims description 2
- 239000002023 wood Substances 0.000 abstract description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- 239000000741 silica gel Substances 0.000 description 3
- 229910002027 silica gel Inorganic materials 0.000 description 3
- 239000002390 adhesive tape Substances 0.000 description 2
- 239000011449 brick Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 235000000396 iron Nutrition 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Landscapes
- Road Paving Structures (AREA)
Abstract
The invention relates to a road construction method, which comprises three steps of pouring the roadbed, producing a precast slab and using the precast slab to assemble the pavement. The step of pouring the roadbed comprises the following steps: digging out a certain area of bituminous pavement; constructing wood formers and arranging dowel bars; pouring cement in the wood formers to form the roadbed; and embedding iron blocks in the roadbed after the cement is solidified primarily. The step of producing the precast slab comprises the following steps: assembling a steel mould; selecting ceramic tiles and panel strips, and sequentially arraying and splicing the ceramic tiles and the panel strips in the steel mould; calculating the positions of pre-manufactured holes, and determining the positions of the iron blocks in the roadbed according to the positions of the pre-manufactured holes; uniformly distributing mesh reinforcements in the steel mould; arranging the grouting wood formers and leveling pipes in the pre-manufactured holes; pouring the cement to form the precast slab; and lifting the precast slab. The step of using the precast slab to assemble the pavement comprises the following steps: leveling the precast slab; carrying out secondary grouting; and filling joint and connecting the original pavement smoothly. The method of the invention can meet the requirements for the planeness of the pavement with low attachment coefficient.
Description
Technical field
The present invention relates to a kind of method of constructing roadway, the method for constructing roadway on particularly a kind of low attachment coefficient road surface.
Background technology
Motor vehicle must could obtain the approval of national testing department by a series of tests on low attachment coefficient road surface.According to the national standard of China, the definition on low attachment coefficient road surface is tire and coefficient of road adhesion K
D＜0.5.Therefore, present low attachment coefficient road surface adopts ceramic tile and basalt brick to mat formation basically, and adopt the ceramic tile of traditional method of constructing roadway making and the requirement that surface evenness can't be satisfied in basalt brick road surface at present, especially when carrying out road surface watering test, only depend on range estimation just can obviously find out the serious ponding of road out-of-flatness and surface, when automobile is braked, be very easy to take place the phenomenon of sideslip or slippage on such road surface, can not reflect the automobile brake effect.
Therefore, be necessary to invent the method for constructing roadway on a kind of low attachment coefficient road surface in fact, to overcome the defective of existing method.
Summary of the invention
The objective of the invention is to: the job practices on a kind of low attachment coefficient road surface is provided, satisfies high requirement low attachment coefficient surface evenness aspect.
To achieve these goals, method of constructing roadway of the present invention is such:
A kind of method of constructing roadway, this method comprise the cast roadbed, make precast plate, use these three steps of precast plate assembly unit road surface, wherein:
The step of described cast roadbed comprises:
A1, excavate the flexible pavement of certain area, the degree of depth;
A2, in the flexible pavement that excavates, build wooden model and dowel bar is set on wooden model;
A3, in wooden model casting cement, to form roadbed;
A4, cement tentatively solidify the back imbeds iron block in roadbed, the position of described iron block determines that according to the position of pre-manufactured hole in the described B3 step promptly the position of iron block is corresponding with the position of pre-manufactured hole;
The step of described making precast plate comprises:
B1, assembling punching block;
B2, choose ceramic tile and filler rod, order is arranged and bonding described ceramic tile and filler rod within punching block;
B3, calculate the position of pre-manufactured hole;
B4, within punching block, evenly arrange steel mesh reinforcement;
B5, grouting wooden model and leveling pipe are set in pre-manufactured hole;
B6, casting cement forms precast plate in punching block;
B7, hoisting prefabricated plate are supported in the leveling pipe on the precast plate on the iron block of roadbed;
The step on described use precast plate assembly unit road surface comprises:
The planeness that C1, use leveling pipe are regulated precast plate;
C2, to grouting wooden model in back-grouting;
C3, joint filling also connect along former road surface.
As preferred implementation, position, the quantity of the iron block in the position of the pre-manufactured hole in the described B3 step, quantity and the described A4 step are corresponding.
As preferred implementation, in described B2 step, the ceramic tiles arrangement that intermeshes of adjacent two row.
As preferred implementation, after the described B4 step, use extra reinforcing bar to strengthen the steel mesh reinforcement of pre-manufactured hole periphery, strengthen the weight capacity of precast plate.
As preferred implementation, in described B5 step, described leveling pipe and steel mesh reinforcement welding are fixing.
As preferred implementation, in described B5 step, pass described grouting wooden model a lifting reinforcing bar is set, described lifting reinforcing bar and steel mesh reinforcement welding is fixing, and the gap between sealing lifting reinforcing bar and the wooden model centre bore.
As preferred implementation, in described B5 step, between the grout hole that each wooden model forms, mark the mobile groove of the mortar that is used for back-grouting.
As preferred implementation, in described A4 step, the iron block upper surface is lower than former road surface plane 240-260mm.
As preferred implementation, in described C3 step, remove the impurity on precast plate surface earlier, clean the slit then, use 1: 1 mortar to carry out the joint filling processing again.
As preferred implementation, in described A3 step, leave the shrinkage joint between each adjacent roadbed during the continuous pouring roadbed.
The beneficial effect of method of constructing roadway of the present invention is: method of the present invention can satisfy the requirement to low attachment coefficient surface evenness aspect, when preventing that automobile from braking test on this road surface, the phenomenon of sideslip or slippage occurs, reflect the automobile brake effect really.
The specific embodiment
Method of constructing roadway of the present invention roughly comprises the cast roadbed, makes precast plate, precast plate is assembled into these three steps of road surface.Particularly, at first calculate and be fit to the precast plate area that assembly unit goes out this road surface according to the planimeter on low attachment coefficient road surface, pour into a mould roadbed then, because each piece precast plate all will be placed on the corresponding roadbed, so the roadbed area is identical with the area of precast plate, at last the polylith precast plate is assembled into satisfactory road surface.
For the cast roadbed, make for these two steps of precast plate, the method for making each piece roadbed and precast plate is identical, therefore below only to pour into a mould a roadbed and a precast plate is that example describes.
The construction sequence of cast roadbed is as follows:
At first, (for example its size length and width are 4.5 * 4 * 0.45m) deeply, and then, (for example the size length and width height of roadbed is 2.5 * 2 * 0.18m) to pour into a mould roadbed within the road surface that excavates to excavate the flexible pavement of certain area.The flexible pavement area that excavates there is no specific (special) requirements, as long as it is greater than the area of roadbed and can make things convenient for the construction of roadbed, above-described road area and roadbed area only are as an embodiment purpose of the present invention to be described, the present invention can be used to design the road surface of various sizes.It will be understood by those skilled in the art that if continuous pouring polylith roadbed needs to leave the shrinkage joint between roadbed and the roadbed.
(the size length and width height of roadbed is 2.5 * 2 * 0.18m) during the cast roadbed, earlier with the wooden model that builds thick 2.5 * 2 * 0.18m of being of length and width, vertical dowel bar (plain bar of diameter 22mm) and pass force crossly bar (indented bars of diameter 20mm) are set on wooden model then, next use label to pour into a mould as the cement of C30, cement tentatively solidifies the back imbeds 4 embedded irons and this 4 embedded iron upper surfaces are lower than former road surface plane 240-260mm in roadbed, these 4 embedded irons will be used for the leveling of precast plate.At last, treat that cement solidifies the back fully and removes wooden model.The dowel bar that is exposed at the wooden model outside can directly cover with cement, forms the work plane between roadbed and the former road surface.
Requirement for roadbed: compressive strength is not less than 4000psi (27.56Mpa) after 4 week, and the present invention adopts the cement of C30 to meet design requirement.The planeness of roadbed requires: detect any two point heights with level gauge and be not more than 2cm.
The construction sequence of making precast plate is as follows:
Here be that example describes to make a precast plate that is of a size of 2466 * 1904 * 250mm.
The first step, the assembling punching block.Punching block is made up of 4 block plates that surround rectangle, uses some screws to interconnect between the steel plate, and the area of precast plate is exactly the area that 4 block plates of punching block are surrounded.
In second step, choose ceramic tile (for example choosing the ceramic tile of 200 * 200mm specification) and within punching block, arrange ceramic tile in proper order.Fill with filler rod between the adjacent ceramic tile, preferred batten of filler rod or rubber strip, the width of filler rod is preferably 6mm, and the preferred silica gel that uses is fixed between ceramic tile and the filler rod.Per like this 12 blocks of complete ceramic tiles can be combined into delegation's (+6 millimeters * 11 filler rods of promptly 2466 millimeters=200 millimeters * 12 rows), and per 9 blocks of complete ceramic tiles add the half block ceramic tile again, and (50 * 200mm) can be combined into row (promptly 1904 millimeters=200 millimeters * 9+50 millimeters * 1+6 millimeters * 9 filler rods).Since have the half block ceramic tile (50 * 200mm) existence makes ceramic tiles arrangements that can intermesh of adjacent two row, thus the durability on enhancing road surface.
The 3rd goes on foot, and calculates the position of pre-manufactured hole.Be provided with the leveling pipe in the described pre-manufactured hole, the position of described pre-manufactured hole obtains after calculating through intensity, so that the leveling pipe is positioned at the position that can bear precast plate weight, and the position of embedded iron must be corresponding with the position of described pre-manufactured hole in the roadbed, guarantees that the leveling pipe in the pre-manufactured hole can be arranged on the embedded iron.
In the 4th step, within punching block, evenly arrange two-layer steel mesh reinforcement.The number of plies that it will be understood by those skilled in the art that described steel mesh reinforcement determines that according to the thickness of precast plate under the prerequisite that guarantees precast plate intensity, present embodiment is that example describes with two-layer steel mesh reinforcement.Steel mesh reinforcement is made up of the indented bars that some diameters are not less than 12mm.At the periphery of pre-manufactured hole, use the weight capacity of the reinforcing bar reinforcement precast plate of diameter 14mm.Described steel mesh reinforcement is fixed with the mode of welding, guarantees the intensity of precast plate.Need to prove, also will avoid the position of pre-manufactured hole when steel mesh reinforcement is set.
In the 5th step, grouting wooden model and leveling pipe are set in pre-manufactured hole.(length and width are thick to be 200 * 200 * 20mm), with this timber apron of silica stationary to put into a timber apron with the ceramic tile same size earlier; Be sidelong at one of timber apron that (the length and width height is 200 * 140 * 230mm), and this wooden model nails into a wooden model with cuboid grout hole; Then the lifting reinforcing bar of a long 1m diameter 20mm is passed across the centre bore of cuboid wooden model side, described lifting reinforcing bar and steel mesh reinforcement are fixed, the lifting operation of the precast plate that will mention below the gap silica gel sealing between the centre bore of reinforcing bar and wooden model, described lifting reinforcing bar are used for.(length and width are thick to be 200 * 60 * 10mm) to put into a bed hedgehopping plank at the opposite side of timber apron, nailing, (use bed hedgehopping plank main cause to be here: the bed hedgehopping plank is used for bonding back and mends ceramic tile this bed hedgehopping plank in the back-grouting process on assembly unit road surface, otherwise can't cover ceramic tile.), it is fixing to put into a cover leveling pipe and leveling Guan Yingyu steel mesh reinforcement welding on the bed hedgehopping plank, guarantees that the leveling pipe can bear the total weight of precast plate.Preferred inner thread steel pipe of described leveling pipe and the interior hexagonal flush end tight fixed bolt that matches with it and use, need to prove does not also need to install tight fixed bolt in this step, and erection bolt gets final product again in the step of follow-up adjusting surface evenness.
In the 6th step, casting cement forms precast plate.Seal the leveling pipe mouth of pipe with adhesive tape, the cement of label C50 is injected in the punching block, and between the grout hole that 4 wooden models form, mark the mobile groove of the mortar that is used for back-grouting.Pour into a mould and remove punching block after 3-4 days, this moment, the precast plate upper strata was a steel concrete, and lower floor is the tile material of low attachment coefficient.
The 7th step, hoisting prefabricated plate.Remove the plank of 4 pre-manufactured holes on the precast plate, expose 4 through holes, in the lifting reinforcing bar of diameter 20mm is arranged; Remove the outer adhesive tape of 4 leveling pipes, and hexagonal flush end holding screw in screwing in.With the reinforcing bar in 4 through holes of steel wire penetrating, with 2 cranes precast plate of slinging, turn over turnback, precast plate is placed on the embedded iron of roadbed.This moment, the upper strata was the ceramic tile road surface of low attachment coefficient, and lower floor is a levelling bolt.
Requirement for precast plate: the compressive strength of precast plate is not less than 6000psi (41.3Mpa) after 4 week.The present invention uses diameter to be not less than the indented bars net of 12mm and the cement of label C50 can satisfy this requirement.
The construction sequence on assembly unit road surface is as follows:
The road surface is assemblied to form by the polylith precast plate, these precast plates is placed on the embedded iron of corresponding roadbed, and leveling and grouting operation are carried out in unification.Here grouting and the leveling with two precast plates is that example describes.
The first step, the leveling of precast plate.After two precast plate upsets are settled, regulate the height of the interior hexagonal flush end tight fixed bolt in the leveling pipe with the die nut of lengthening, be reference point with the protobitumen road surface after the leveling, with planeness and cross fall, longitudinal grade etc. between the level gauge test precast plate, whether check at last reaches designing requirement.It will be understood by those skilled in the art that (hang when transferring dress to close up, the spacing between two precast plates can make by the mode of filling with wood chip and only leave about 25mm between the precast plate greater than 25mm for the shrinkage joint that needs to leave about 25mm between the precast plate.) design gaps of precast plate and roadbed is about about 20mm.
Second step, back-grouting.With suitable plank two roadbeds and precast plate are surrounded, seal 8 pre-manufactured holes with 8 blocks of wooden cover plates again, leave the hole of a 25mm on the two cover plates wherein respectively, one is used to insert grout pipe, and another is the mortar overfolw hole.High-strength shrinkage-free mortar is poured into grout hole, from overfolw hole, flow out until mortar.Remove 8 wooden cover plates after the grouting, and fill 8 blocks of ceramic tiles.
In the 3rd step, joint filling also connects along former road surface.Form removal after back-grouting 2-3 days, at first remove filler rod between the ceramic tile of precast plate surface and residual impurity such as silica gel, clean the slit then, be that 1: 1 mortar of 425 Portland cement configuration carries out joint filling and handles with yellow sand and label again, and guarantee that gap depth is that 2-3mm and surface are slick and sly.After the joint filling 2-3 days, with the cement of label C30 the construction space between low attachment coefficient road surface and the flexible pavement is filled and led up, make low attachment coefficient road surface and flexible pavement connect suitable.So far, the low attachment coefficient road surface build of satisfying test machine motor-car braking ability is finished.
Claims (9)
1. method of constructing roadway, this method comprise the cast roadbed, make precast plate, use these three steps of precast plate assembly unit road surface, it is characterized in that:
The step of described cast roadbed comprises:
A1, excavate the flexible pavement of certain area, the degree of depth;
A2, in the flexible pavement that excavates, build wooden model and dowel bar is set on wooden model;
A3, in wooden model casting cement, to form roadbed;
A4, cement tentatively solidify the back imbeds iron block in roadbed, the position of described iron block determines that according to the position of pre-manufactured hole in the described B3 step promptly the position of iron block is corresponding with the position of pre-manufactured hole;
The step of described making precast plate comprises:
B1, assembling punching block;
B2, choose ceramic tile and filler rod, order is arranged and bonding described ceramic tile and filler rod within punching block;
B3, calculate the position of pre-manufactured hole;
B4, within punching block, evenly arrange steel mesh reinforcement;
B5, put into timber apron in pre-manufactured hole, be sidelong into the grouting wooden model at one of described timber apron then, opposite side is put into the leveling pipe, is provided with tight fixed bolt in the described leveling pipe;
B6, casting cement forms precast plate in punching block, and marks the mortar that the is used for back-grouting groove that flows between the grout hole that each grouting wooden model forms;
B7, hoisting prefabricated plate are supported in the leveling pipe on the precast plate on the iron block of roadbed;
The step on described use precast plate assembly unit road surface comprises:
C1, the planeness of regulating precast plate by the height of regulating the tight fixed bolt in the described leveling pipe;
C2, to grouting wooden model in back-grouting;
C3, joint filling also connect along former road surface.
2. method of constructing roadway according to claim 1 is characterized in that: position, the quantity of the iron block in the position of the pre-manufactured hole in the described B3 step, quantity and the described A4 step are corresponding.
3. method of constructing roadway according to claim 2 is characterized in that: in described B2 step, and the ceramic tiles arrangement that intermeshes of adjacent two row.
4. method of constructing roadway according to claim 2 is characterized in that: after the described B4 step, use extra reinforcing bar to strengthen the steel mesh reinforcement of pre-manufactured hole periphery, strengthen the weight capacity of precast plate.
5. method of constructing roadway according to claim 2 is characterized in that: in described B5 step, described leveling pipe and steel mesh reinforcement welding are fixing.
6. method of constructing roadway according to claim 2, it is characterized in that: in described B5 step, pass described grouting wooden model a lifting reinforcing bar is set, described lifting reinforcing bar and steel mesh reinforcement welding is fixing, and the gap between sealing lifting reinforcing bar and the grouting wooden model centre bore.
7. method of constructing roadway according to claim 2 is characterized in that: in described A4 step, the iron block upper surface is lower than former road surface plane 240-260mm.
8. method of constructing roadway according to claim 2 is characterized in that: in described C3 step, removing earlier the impurity on precast plate surface, clean the slit then, is that 1: 1 mortar of 425 Portland cement configuration carries out the joint filling processing with yellow sand and label again.
9. according to any described method of constructing roadway among the claim 1-8, it is characterized in that: in described A3 step, leave the shrinkage joint between each adjacent roadbed during the continuous pouring roadbed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008102041848A CN101748674B (en) | 2008-12-03 | 2008-12-03 | Road construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008102041848A CN101748674B (en) | 2008-12-03 | 2008-12-03 | Road construction method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101748674A CN101748674A (en) | 2010-06-23 |
| CN101748674B true CN101748674B (en) | 2011-10-26 |
Family
ID=42476251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008102041848A Expired - Fee Related CN101748674B (en) | 2008-12-03 | 2008-12-03 | Road construction method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101748674B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102071612B (en) * | 2010-12-08 | 2013-01-30 | 中铁四局集团第一工程有限公司 | Method for constructing arched uneven pavement slab |
| CN102392404B (en) * | 2011-10-08 | 2013-05-08 | 中国民航大学 | Local build-in precast repair slab for concrete road |
| CN102587265B (en) * | 2012-02-21 | 2014-08-20 | 交通运输部公路科学研究所 | Auxiliary component and concrete slab for roadbed construction and method for roadbed construction |
| CN104929012A (en) * | 2015-04-28 | 2015-09-23 | 广州市市政集团有限公司 | Construction method for basalt brick road and tile road of skid pad |
| CN110195410A (en) * | 2018-02-27 | 2019-09-03 | 上汽通用汽车有限公司 | The construction method of bridge deck pavement |
| CN110258231A (en) * | 2019-05-05 | 2019-09-20 | 中铁九局集团第二工程有限公司 | The construction method on cast-in-place assembling concrete road surface |
| CN113481796A (en) * | 2021-06-16 | 2021-10-08 | 广西三片石智能科技有限公司 | Pavement paving method based on plate |
| CN114411482B (en) * | 2022-01-26 | 2023-04-25 | 郑州一建集团工程建设有限公司 | Arc ramp construction joint elevation control and strip-shaped segmentation formwork supporting method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1658496A1 (en) * | 1967-01-19 | 1971-01-14 | Mueller & Warnke | Composite paving stone |
| CN1032050A (en) * | 1987-10-24 | 1989-03-29 | 交通部公路科学研究所 | Low plasticity vibro-roller compacted concret construction Craft |
| CN2559670Y (en) * | 2002-08-09 | 2003-07-09 | 广州市腾翔科技开发有限公司 | Environment protection antisliding wear resistant pavement tile |
| EP1756242A1 (en) * | 2004-03-09 | 2007-02-28 | Huhtamaki Forchheim Zweigniederlassung der Huhtamaki Deutschland GmbH & Co. KG | Arrangement for the permanent partial covering of adhesive webs, adhesive web, and method for producing a partially adhesive web |
-
2008
- 2008-12-03 CN CN2008102041848A patent/CN101748674B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1658496A1 (en) * | 1967-01-19 | 1971-01-14 | Mueller & Warnke | Composite paving stone |
| CN1032050A (en) * | 1987-10-24 | 1989-03-29 | 交通部公路科学研究所 | Low plasticity vibro-roller compacted concret construction Craft |
| CN2559670Y (en) * | 2002-08-09 | 2003-07-09 | 广州市腾翔科技开发有限公司 | Environment protection antisliding wear resistant pavement tile |
| EP1756242A1 (en) * | 2004-03-09 | 2007-02-28 | Huhtamaki Forchheim Zweigniederlassung der Huhtamaki Deutschland GmbH & Co. KG | Arrangement for the permanent partial covering of adhesive webs, adhesive web, and method for producing a partially adhesive web |
Non-Patent Citations (2)
| Title |
|---|
| JP特开平11-200308A 1999.07.27 |
| JP特开平8-209605A 1996.08.13 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101748674A (en) | 2010-06-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101748674B (en) | Road construction method | |
| CN105317137B (en) | Precast wall body, wallboard and its construction method and prefabricated panel production method | |
| CN107268878B (en) | The fabrication and installation method of prefabricated sandwich wallboard | |
| CN106150001B (en) | A kind of fabricated assembly overall stair construction method | |
| CN109706846B (en) | High and narrow bridge capping beam through steel bar construction method for slope foundation | |
| CN106245467B (en) | A kind of paving frame method for assembling board-like track structure | |
| CN108130837A (en) | A kind of prefabricated road plate and its construction method | |
| CN108457243B (en) | Construction method of assembled concrete breakwater | |
| CN110080454A (en) | LPM light filling body Construction of Cast-in-situ Concrete Hollow | |
| CN111576236A (en) | Method for mounting integral type prefabricated bridge deck auxiliary structure | |
| CN112144342A (en) | Damaged pavement repairing plate structure and repairing method | |
| CN108978713B (en) | Factory prefabricated elevator shaft pit and installation method thereof | |
| CN110747762A (en) | Cement member crossing highway and its installation method | |
| CN202194081U (en) | Hinge joint disease treatment structure of hollow slab bridge | |
| CN212897193U (en) | Floor thickness control device | |
| CN117758549A (en) | Construction process of ballastless track of urban railway | |
| CN110468744B (en) | Channel bridge reinforcement construction method | |
| CN204435616U (en) | Truss bars double layer fibre gypsum plank, non-dismantling formwork wall body structure | |
| CN217353538U (en) | Disposable integral molding construction structure for sunken well and reversed ridge | |
| CN202970006U (en) | L-shaped prefabricated clear water bleacher plate installation construction structure | |
| CN202882227U (en) | Pre-embedded zigzag concrete horse-shaped stool | |
| CN104929012A (en) | Construction method for basalt brick road and tile road of skid pad | |
| CN115256615A (en) | Intelligent shower maintenance standard construction system for prefabricated box girder of expressway | |
| CN208792366U (en) | A kind of prefabrication elevator shaft foundation pit | |
| CN210712595U (en) | Cement member crossing road |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111026 |