CN107476245B - A kind of process for constructing suitable for the hilllock cold district sand Di Huhu slope protection - Google Patents
A kind of process for constructing suitable for the hilllock cold district sand Di Huhu slope protection Download PDFInfo
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- CN107476245B CN107476245B CN201710705538.6A CN201710705538A CN107476245B CN 107476245 B CN107476245 B CN 107476245B CN 201710705538 A CN201710705538 A CN 201710705538A CN 107476245 B CN107476245 B CN 107476245B
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/02—Stream regulation, e.g. breaking up subaqueous rock, cleaning the beds of waterways, directing the water flow
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/12—Revetment of banks, dams, watercourses, or the like, e.g. the sea-floor
- E02B3/122—Flexible prefabricated covering elements, e.g. mats, strips
- E02B3/123—Flexible prefabricated covering elements, e.g. mats, strips mainly consisting of stone, concrete or similar stony material
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- Environmental & Geological Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Revetment (AREA)
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
Abstract
The present invention provides a kind of process for constructing suitable for the hilllock cold district sand Di Huhu slope protection, using the method for filling out sea of blowing sand, by lake sand blowout together interim Hu Gang, sandy beach is built in the root Hu Di again, lake water is squeezed out using sandy beach, is then constructed, difficulty of construction is reduced；Building obtained lake hilllock slope protection bottom is the insulating layer for thermal-insulating waterproof, and concrete layer is arranged on insulating layer and wraps up stone layer, contains steel mesh in the concrete layer, strengthens the firmness of lake hilllock slope protection；It is provided with dovetail groove on stone layer upstream face, when being poured concrete, a part of concrete enters in the dovetail groove of stone layer, so that the surface concrete that meets water is socketed with being sufficiently engaged for stone layer main body；On lake hilllock the inside of slope protection have from top to bottom through reinforcing bar, concrete layer up and down is socketed, the concrete at fixed top prevents swollen side, honeycomb, pitted skin, hole, reveals the case where muscle, so that the lake hilllock slope protection intensity with higher built, the intense impact of resistance to lake ice.
Description
Technical field
The invention belongs to slope protection fields, and in particular to a kind of build side suitable for the hilllock cold district sand Di Huhu slope protection
Method.
Background technique
Natural Hu Gang be sandy soil matter, be easy collapse, lake hilllock avalanche in order to prevent, lake hillside face build slope protection works into
Row is reinforced.Traditional underwater slope protection restorative procedure has build cofferdam repair and repair etc. using mold-bagged concrete.It repairs
It builds cofferdam and carries out that underwater slope protection recovery project amount is big, cost is high, difficulty of construction is big, it is also possible in terms of being involved in the problems, such as environmental protection.It adopts
Underwater slope protection reparation is carried out with mold-bagged concrete to be although not required to make cofferdam construction, is reduced investment outlay, but slope protection repairs major part and exists
Underwater operation belongs to concealed work, and with certain blindness, structural reliability is poor, is also not easy to understand fully that underwater concrete protects
Slope Breakage Reasons and damaged degree cannot fundamentally solve concrete revetment damaging problem.It is especially lower cold in temperature
The build work difficulty of the Sha Dihu of cryogenic region, lake hilllock slope protection are bigger, and the impact force of lake ice is big, to the intensity requirement of lake hilllock slope protection
It is high.
Summary of the invention
In order to solve problem above, the present invention provides a kind of sound construction, is adapted to being suitable for for the lower area of temperature
The process for constructing of the hilllock cold district sand Di Huhu slope protection.
The object of the present invention is to provide a kind of process for constructing suitable for the hilllock cold district sand Di Huhu slope protection.
The process for constructing suitable for the hilllock cold district sand Di Huhu slope protection of specific embodiment according to the present invention, institute
State method the following steps are included:
(1) it builds interim Hu Gang: utilizing lake sand, be higher by lake surface water level 1m or more building at the dike 50-100m of lake
Interim Hu Gang；
(2) it builds sandy beach: building sandy beach in the root Hu Di using lake sand；
(3) grooving: minimum temperature is at 5 DEG C or more, the grooving on the sandy beach of the root Hu Di, obtains groove, the groove
The width of bottom is 15m or more, and the depth of the groove is 1.5-2m, waterproof cloth is laid in groove and the surface Hu Di, in groove
Lake sand is uniformly laid on the waterproof cloth on bottom and the surface Hu Di；
(4) groove shaping: when frozen depth is within 10cm, ditch trough inner water is extracted out, in the groove obtained to step (3)
Wall and channel bottom sand carry out shaping, keep the channel bottom and trench wall smooth, the trench bottom width is in 15m
More than；
(5) build lake hilllock slope protection: minimum temperature builds lake hilllock slope protection at 15 DEG C or more,
First trimmed channel bottom is laid with one layer of water-proof heat-insulation layer in step (4), and steel is laid on water-proof heat-insulation layer
Muscle, the reinforcing bar right-angled intersection are arranged to form the first steel mesh, are poured in first steel mesh with a thickness of the mixed of 20-30cm
Solidifying soil forms lower concrete layer,
Stone layer is built on the lower concrete layer, is built on the upstream face of the stone layer at interval of 0.8-1m
Dovetail groove,
It is laid with reinforcing bar on the surface of stone layer, the reinforcing bar right-angled intersection is arranged to form the second steel mesh, described second
It is poured concrete in steel mesh and forms side wall concrete layer, top concrete layer and upstream face concrete layer, obtains trapezoidal Hu Gang
Slope protection,
It is provided with from the top to the bottom inside the trapezoidal lake hilllock slope protection through the trapezoidal lake hilllock slope protection through reinforcing bar.
Signified cold district of the invention refers to that annual minimum temperature is not higher than -20 DEG C of area.
Due to lake hilllock slope protection works need lake construct, on the one hand due to, lake water can affect to construction,
Increase difficulty of construction, first lake water is isolated using the method for first building interim Hu Gang by the present invention, and the hilllock Zai Hu root is built husky
Beach squeezes out lake water using sandy beach, then constructs, reduces difficulty of construction.On the other hand, in the lake hilllock slope protection that the present invention is built
Concrete layer and steel mesh combine closely, improve intensity, be provided with dovetail groove on stone layer upstream face, casting concrete
When, a part of concrete enters in the dovetail groove of stone layer, so that meet water surface concrete and stone layer main body are sufficiently engaged drawing
Connect, on lake hilllock the inside of slope protection have from top to bottom through reinforcing bar, socket concrete layer up and down, the concrete at fixed top is prevented
Only there is situations such as honeycomb, pitted skin, cavity and dew muscle, so that the lake hilllock slope protection intensity with higher built, resistance to lake
The intense impact of water.
The process for constructing suitable for the hilllock cold district sand Di Huhu slope protection of specific embodiment according to the present invention, it is excellent
Selection of land in step (1), fills out Haifa and builds the interim Hu Gang using blowing sand.
The process for constructing suitable for the hilllock cold district sand Di Huhu slope protection of specific embodiment according to the present invention, it is excellent
Selection of land, in step (1), the width of the maximum width of the cross section of the interim Hu Gang is 10-20m.
The process for constructing suitable for the hilllock cold district sand Di Huhu slope protection of specific embodiment according to the present invention, it is excellent
Selection of land, in step (3), be uniformly laid on the waterproof cloth on channel bottom and the surface Hu Di lake sand with a thickness of 45-55cm.
The process for constructing suitable for the hilllock cold district sand Di Huhu slope protection of specific embodiment according to the present invention, it is excellent
Selection of land, in step (5), the water-proof heat-insulation layer is dry cement and quicklime mixture, the dry cement and the quick lime
Weight ratio is 1:4-5.
The process for constructing suitable for the hilllock cold district sand Di Huhu slope protection of specific embodiment according to the present invention, it is excellent
Selection of land, in step (5), the water-proof heat-insulation layer with a thickness of 5-10cm.
The process for constructing suitable for the hilllock cold district sand Di Huhu slope protection of specific embodiment according to the present invention, it is excellent
Selection of land, in step (5), the upstream face of the trapezoidal lake hilllock slope protection and the angle of horizontal plane are 18-22 °, it is furthermore preferred that the ladder
The upstream face of the hilllock Xing Hu slope protection and the angle of horizontal plane are 20 °.
Study to obtain by the present inventor, the angle of the upstream face of lake hilllock slope protection is that 18-22 ° of comparison is scientific, wherein 20 ° most
For science, when angle is greater than 20 °, the angle the big more not scientific, and it is 0 that meaning is built when angle reaches 90 °, rubbish manufacture meaning
Justice is 200%, and state fund loss is greater than 100%.
The process for constructing suitable for the hilllock cold district sand Di Huhu slope protection of specific embodiment according to the present invention, it is excellent
Selection of land, in step (5), the concrete marked as C45 or more.
The process for constructing suitable for the hilllock cold district sand Di Huhu slope protection of specific embodiment according to the present invention, it is excellent
Selection of land in step (5), in step (5), builds stone layer using stone and mortar, the mortar marked as M20 or more.
The process for constructing suitable for the hilllock cold district sand Di Huhu slope protection of specific embodiment according to the present invention, it is excellent
Selection of land, in step (5), the collar extension groove width of the dovetail groove is 0.85-0.95m, and inner mouth groove width is 1-1.05m, groove depth 0.09-
0.105m。
The process for constructing suitable for the hilllock cold district sand Di Huhu slope protection of specific embodiment according to the present invention, it is excellent
Selection of land in step (5), is divided into 1-1.5m between reinforcing bar described in adjacent two.
The invention has the benefit that
The invention firstly uses the methods for filling out sea of blowing sand, and first lake water is isolated for lake sand blowout together interim Hu Gang, then
Sandy beach is built in the root Hu Gang, squeezes out lake water using sandy beach, then constructs, reduces difficulty of construction；Secondly downward grooving increases
The firmness of lake hilllock slope protection；Building obtained lake hilllock slope protection bottom is water-proof heat-insulation layer for thermal-insulating waterproof, in water-proof heat-insulation layer
Upper setting concrete layer wraps up stone layer, contains steel mesh in the concrete layer, strengthens the firmness of lake hilllock slope protection；
The concrete layer and steel mesh that the present invention is built in the slope protection of lake hilllock are combined closely, and are improved intensity, are set on stone layer upstream face
Be equipped with dovetail groove, when being poured concrete, a part of concrete enters in the dovetail groove of stone layer so that meet water surface concrete with
The abundant occlusion of stone layer main body sockets；On lake hilllock the inside of slope protection have from top to bottom through reinforcing bar, socket concrete up and down
Layer, the concrete at fixed top prevent swollen side, honeycomb, pitted skin, hole, reveal the case where muscle, so that the Hu Gang built
Slope protection intensity with higher, the intense impact of resistance to lake water.The lake hilllock slope protection that the method for lake hilllock provided by the invention slope protection obtains
It is durable with sound construction, resistance to lake water, lake ice impact the advantages of.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the schematic diagram of the cross section of lake hilllock of the present invention slope protection；
Fig. 2 is the cross section reinforcement drawing of lake hilllock provided by the invention slope protection.
1 in figure, lake hilllock slope protection；2, the first steel mesh；3, lower concrete layer；4, stone layer；5, the second steel mesh；6, side
Wall concrete layer；7, top concrete layer；8, upstream face concrete layer；9, dovetail groove；10, run through reinforcing bar.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, technical solution of the present invention will be carried out below
Detailed description.Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art are obtained all without making creative work
Other embodiment belongs to the range that the present invention is protected.
Embodiment 1
Suitable for the process for constructing of the hilllock cold district sand Di Huhu slope protection, the described method comprises the following steps:
(1) it builds interim Hu Gang: utilizing lake sand, the interim Hu Gang for being higher by lake surface water level 1m is being built at the dike 50m of lake；
(2) it builds sandy beach: building sandy beach in the root Hu Di using lake sand；
(3) grooving: minimum temperature is at 5 DEG C, the grooving on the sandy beach of the root Hu Di, obtains groove, the channel bottom
Width be 15m, the depth of the groove is 1.5m, waterproof cloth is laid in groove and the surface Hu Di, in channel bottom and lake
Lake sand is uniformly laid on the waterproof cloth on dike surface；
(4) groove shaping: when frozen depth is 10cm, extracting ditch trough inner water out, trench wall that step (3) is obtained and
Channel bottom sand carries out shaping, keeps the channel bottom and trench wall smooth, and the trench bottom width is 15m；
(5) build lake hilllock slope protection 1: minimum temperature builds lake hilllock slope protection 1 at 15 DEG C,
First trimmed channel bottom is laid with one layer of water-proof heat-insulation layer in step (4), and steel is laid on water-proof heat-insulation layer
Muscle, the reinforcing bar right-angled intersection are arranged to form the first steel mesh 2, are poured in first steel mesh 2 with a thickness of the mixed of 20cm
Solidifying soil forms lower concrete layer 3,
Stone layer 4 is built on the lower concrete layer 3, is repaired on the upstream face of the stone layer 4 at interval of 0.8m
Dovetail groove 9 is built,
It is laid with reinforcing bar on the surface of stone layer 4, the reinforcing bar right-angled intersection is arranged to form the second steel mesh 5, described the
It is poured concrete in two steel meshes 5 and forms side wall concrete layer 6, top concrete layer 7 and upstream face concrete layer 8, obtains ladder
The hilllock Xing Hu slope protection 1,
It is provided with from the top to the bottom inside the trapezoidal lake hilllock slope protection through the trapezoidal lake hilllock slope protection through reinforcing bar
10。
Embodiment 2
Suitable for the process for constructing of the hilllock cold district sand Di Huhu slope protection, the described method comprises the following steps:
(1) it builds interim Hu Gang: utilizing lake sand, the interim lake for being higher by lake surface water level 1.5m is being built at the dike 100m of lake
Hilllock；
(2) it builds sandy beach: building sandy beach in the root Hu Di using lake sand；
(3) grooving: minimum temperature is at 8 DEG C, the grooving on the sandy beach of the root Hu Di, obtains groove, the channel bottom
Width be 18m, the depth of the groove is 2m, waterproof cloth is laid in groove and the surface Hu Di, in channel bottom and Hu Di
Lake sand is uniformly laid on the waterproof cloth on surface；
(4) groove shaping: when frozen depth is 8cm, extracting ditch trough inner water out, trench wall that step (3) is obtained and
Channel bottom sand carries out shaping, keeps the channel bottom and trench wall smooth, the trench bottom width is in 18m；
(5) build lake hilllock slope protection 1: minimum temperature builds lake hilllock slope protection 1 at 18 DEG C,
First trimmed channel bottom is laid with one layer of water-proof heat-insulation layer in step (4), and steel is laid on water-proof heat-insulation layer
Muscle, the reinforcing bar right-angled intersection are arranged to form the first steel mesh 2, are poured in first steel mesh 2 with a thickness of the mixed of 30cm
Solidifying soil forms lower concrete layer 3,
Stone layer 4 is built on the lower concrete layer 3, is built on the upstream face of the stone layer 4 at interval of 1m
Dovetail groove 9,
It is laid with reinforcing bar on the surface of stone layer 4, the reinforcing bar right-angled intersection is arranged to form the second steel mesh 5, described the
It is poured concrete in two steel meshes 5 and forms side wall concrete layer 6, top concrete layer 7 and upstream face concrete layer 8, obtains ladder
The hilllock Xing Hu slope protection 1,
It is provided with from the top to the bottom inside the trapezoidal lake hilllock slope protection through the trapezoidal lake hilllock slope protection through reinforcing bar
10。
Embodiment 3
Suitable for the process for constructing of the hilllock cold district sand Di Huhu slope protection, the described method comprises the following steps:
(1) it builds interim Hu Gang: extra large method is filled out using using blowing sand, using large junk by lake sand, at the dike 80m of lake
Blowout is higher by the interim Hu Gang of lake surface water level 1.5m, and the width of the maximum width of the cross section of the interim Hu Gang is 10m；
(2) it builds sandy beach: building sandy beach in the root Hu Di using lake sand；
(3) grooving: minimum temperature is at 6 DEG C, the grooving on the sandy beach of the root Hu Di, obtains groove, the channel bottom
Width be 15m, depth 1.5m, waterproof cloth is laid on groove and the surface Hu Di, in the anti-of channel bottom and the surface Hu Di
The lake sand of 45cm thickness is uniformly laid in water cloth；
(4) groove shaping: when frozen depth is 8cm, extracting ditch trough inner water out, trench wall that step (3) is obtained and
Channel bottom sand carries out shaping, keeps the channel bottom and trench wall smooth, the trench bottom width is in 15m；
(5) build lake hilllock slope protection 1: minimum temperature builds lake hilllock slope protection 1 at 18 DEG C,
First trimmed channel bottom is laid with the water-proof heat-insulation layer that a layer thickness is 10cm, the waterproof in step (4)
Insulating layer is dry cement and quicklime mixture, and the dry cement and the weight ratio of the quick lime are 1:5, in water-proof heat-insulation layer
Upper laying reinforcing bar, the spiral reinforcement marked as 32mm of the reinforcing bar, the reinforcing bar right-angled intersection are arranged to form the first steel mesh
2, it is poured in first steel mesh 2 and forms lower concrete layer 3 with a thickness of the concrete of 30cm,
Stone layer 4 is built on the lower concrete layer 3, is arranged on the upstream face of the stone layer 4 at interval of 1m
It is parallel to the dovetail groove 9 of lake surface, the collar extension groove width of the dovetail groove 9 is 0.95m, and inner mouth groove width is 10.5m, groove depth
0.105m,
It is laid with reinforcing bar, the spiral reinforcement marked as 32mm of the reinforcing bar on the surface of stone layer 4, the reinforcing bar cross is handed over
Fork setting forms the second steel mesh 5, and concrete is poured in second steel mesh 5 and forms side wall concrete layer 6, top coagulation
Soil layer 7 and upstream face concrete layer 8 obtain trapezoidal lake hilllock slope protection 1,
It is provided with from the top to the bottom inside the trapezoidal lake hilllock slope protection through the trapezoidal lake hilllock slope protection through reinforcing bar
10, it is divided into 1.5m between reinforcing bar 10 described in adjacent two, the spiral reinforcement marked as 32mm of the reinforcing bar is described trapezoidal
The upstream face of lake hilllock slope protection 1 and the angle of horizontal plane are 18 °.
Embodiment 4
Suitable for the process for constructing of the hilllock cold district sand Di Huhu slope protection, the described method comprises the following steps:
(1) it builds interim Hu Gang: extra large method is filled out using using blowing sand, using large junk by lake sand, at the dike 80m of lake
Blowout is higher by the interim Hu Gang of lake surface water level 1.5m, and the width of the maximum width of the cross section of the interim Hu Gang is 20m；
(2) it builds sandy beach: building sandy beach in the root Hu Di using lake sand；
(3) grooving: minimum temperature is at 6 DEG C, the grooving on the sandy beach of the root Hu Di, obtains groove, the channel bottom
Width be 15m, depth 2m, be laid with waterproof cloth on groove and the surface Hu Di, the waterproof on channel bottom and the surface Hu Di
The lake sand of 55cm thickness is uniformly laid on cloth；
(4) groove shaping: when frozen depth is 8cm, extracting ditch trough inner water out, trench wall that step (3) is obtained and
Channel bottom sand carries out shaping, keeps the channel bottom and trench wall smooth, the trench bottom width is in 15m；
(5) build lake hilllock slope protection 1: minimum temperature builds lake hilllock slope protection 1 at 18 DEG C,
First trimmed channel bottom is laid with the water-proof heat-insulation layer that a layer thickness is 5cm in step (4), and the waterproof is protected
Warm layer is dry cement and quicklime mixture, and the dry cement and the weight ratio of the quick lime are 1:4, on water-proof heat-insulation layer
It is laid with reinforcing bar, the reinforcing bar is the spiral reinforcement marked as 20mm, and the reinforcing bar right-angled intersection is arranged to form the first steel mesh 2,
Poured in first steel mesh 2 with a thickness of 20cm concrete formed lower concrete layer 3, the concrete marked as
C45,
Build stone layer 4 on the lower concrete layer 3 using stone and mortar, the mortar marked as M20,
The dovetail groove 9 of lake surface, the dovetail groove 9 are parallel at interval of 1m setting on the upstream face of the stone layer 4
Collar extension groove width be 0.85m, inner mouth groove width be 1m, groove depth 0.09m,
It is laid with reinforcing bar on the surface of stone layer 4, the reinforcing bar is the spiral reinforcement marked as 20mm, and the reinforcing bar cross is handed over
Fork setting forms the second steel mesh 5, and concrete is poured in second steel mesh 5 and forms side wall concrete layer 6, top coagulation
Soil layer 7 and upstream face concrete layer 8 obtain trapezoidal lake hilllock slope protection 1,
It is provided with from the top to the bottom inside the trapezoidal lake hilllock slope protection through the trapezoidal lake hilllock slope protection through reinforcing bar
10, it is divided into 1.5m between reinforcing bar 10 described in adjacent two, the spiral reinforcement marked as 20mm of the reinforcing bar is described trapezoidal
The upstream face of lake hilllock slope protection 1 and the angle of horizontal plane are 22 °.
Embodiment 5
Suitable for the process for constructing of the hilllock cold district sand Di Huhu slope protection, the described method comprises the following steps:
(1) it builds interim Hu Gang: extra large method is filled out using using blowing sand, using large junk by lake sand, at the dike 80m of lake
Blowout is higher by the interim Hu Gang of lake surface water level 1.5m, and the width of the maximum width of the cross section of the interim Hu Gang is 20m；
(2) it builds sandy beach: building sandy beach in the root Hu Di using lake sand；
(3) grooving: minimum temperature is at 6 DEG C, the grooving on the sandy beach of the root Hu Di, obtains groove, the channel bottom
Width be 15m, depth 1.8m, waterproof cloth is laid on groove and the surface Hu Di, in the anti-of channel bottom and the surface Hu Di
The lake sand of 50cm thickness is uniformly laid in water cloth；
(4) groove shaping: when frozen depth is 8cm, extracting ditch trough inner water out, trench wall that step (3) is obtained and
Channel bottom sand carries out shaping, keeps the channel bottom and trench wall smooth, the trench bottom width is in 15m；
(5) build lake hilllock slope protection 1: minimum temperature builds lake hilllock slope protection 1 at 18 DEG C,
First trimmed channel bottom is laid with the water-proof heat-insulation layer that a layer thickness is 8cm in step (4), and the waterproof is protected
Warm layer is dry cement and quicklime mixture, and the dry cement and the weight ratio of the quick lime are 1:4, on water-proof heat-insulation layer
It is laid with reinforcing bar, the reinforcing bar is the spiral reinforcement marked as 24mm, and the reinforcing bar right-angled intersection is arranged to form the first steel mesh 2,
Poured in first steel mesh 2 with a thickness of 25cm concrete formed lower concrete layer 3, the concrete marked as
C50,
Build stone layer 4 on the lower concrete layer 3 using stone and mortar, the mortar marked as M25,
The dovetail groove 9 of lake surface is parallel on the upstream face of the stone layer 4 at interval of 1m setting, the dovetail groove 9
Collar extension groove width be 0.9m, inner mouth groove width be 1m, groove depth 0.1m,
It is laid with reinforcing bar on the surface of stone layer 4, the reinforcing bar is the spiral reinforcement marked as 24mm, and the reinforcing bar cross is handed over
Fork setting forms the second steel mesh 5, and concrete is poured in second steel mesh 5 and forms side wall concrete layer 6, top coagulation
Soil layer 7 and upstream face concrete layer 8 obtain trapezoidal lake hilllock slope protection 1,
It is provided with from the top to the bottom inside the trapezoidal lake hilllock slope protection through the trapezoidal lake hilllock slope protection through reinforcing bar
10,1m, the spiral reinforcement marked as 24mm of the reinforcing bar, the trapezoidal lake are divided between reinforcing bar 10 described in adjacent two
The upstream face of hilllock slope protection 1 and the angle of horizontal plane are 20 °.
Embodiment 6
Xinkaihu Lake is suitable for the process for constructing of the hilllock cold district sand Di Huhu slope protection, the described method comprises the following steps:
(1) it builds interim Hu Gang: extra large method is filled out using using blowing sand, using large junk by lake sand, at the dike 80m of lake
Blowout is higher by the interim Hu Gang of lake surface water level 1.5m, and the width of the maximum width of the cross section of the interim Hu Gang is 20m；
(2) it builds sandy beach: building sandy beach in the root Hu Di using lake sand；
(3) grooving: minimum temperature extracts the lake water in the groove out, at 6 DEG C by lake between Hu Di and haul channel
Sand is dug out, and obtains groove, and the width of the channel bottom is 15m, depth 1.8m, is laid with waterproof in groove and the surface Hu Di
Cloth is uniformly laid with the lake sand of 50cm thickness on the waterproof cloth on channel bottom and the surface Hu Di；
(4) groove shaping: when frozen depth is 8cm, extracting ditch trough inner water out, trench wall that step (3) is obtained and
Channel bottom sand carries out shaping, keeps the channel bottom and trench wall smooth, the trench bottom width is in 15m；
(5) build lake hilllock slope protection 1: minimum temperature builds lake hilllock slope protection 1 at 18 DEG C,
First trimmed channel bottom is laid with the water-proof heat-insulation layer that a layer thickness is 8cm in step (4), and the waterproof is protected
Warm layer is dry cement and quicklime mixture, and the dry cement and the weight ratio of the quick lime are 1:4, on water-proof heat-insulation layer
It is laid with reinforcing bar, the reinforcing bar is the spiral reinforcement marked as C50, and the reinforcing bar right-angled intersection is arranged to form the first steel mesh 2,
It is poured in first steel mesh 2 and forms lower concrete layer 3 with a thickness of the concrete of 25cm,
Build stone layer 4 on the lower concrete layer 3 using stone and mortar, the mortar marked as M25,
The dovetail groove 9 of lake surface is parallel on the upstream face of the stone layer 4 at interval of 1m setting, the dovetail groove 9
Collar extension groove width be 0.9m, inner mouth groove width be 1m, groove depth 0.1m,
It is laid with reinforcing bar on the surface of stone layer 4, the reinforcing bar is the spiral reinforcement marked as C50, and the reinforcing bar cross is handed over
Fork setting forms the second steel mesh 5, and concrete is poured in second steel mesh 5 and forms side wall concrete layer 6, top coagulation
Soil layer 7 and upstream face concrete layer 8 obtain trapezoidal lake hilllock slope protection 1,
It is provided with from the top to the bottom inside the trapezoidal lake hilllock slope protection through the trapezoidal lake hilllock slope protection through reinforcing bar
10,1m, the spiral reinforcement marked as 28mm of the reinforcing bar, the trapezoidal lake are divided between reinforcing bar 10 described in adjacent two
The upstream face of hilllock slope protection 1 and the angle of horizontal plane are 20 °.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (10)
1. a kind of process for constructing suitable for the hilllock cold district sand Di Huhu slope protection, which is characterized in that the method includes with
Lower step:
(1) it builds interim Hu Gang: utilizing lake sand, be higher by the interim of lake surface water level 1m or more building at the dike 50-100m of lake
Hu Gang；
(2) it builds sandy beach: building sandy beach in the root Hu Di using lake sand；
(3) grooving: minimum temperature is at 5 DEG C or more, the grooving on the sandy beach of the root Hu Di, obtains groove, the channel bottom
Width be 15m or more, the depth of the groove is 1.5-2m, waterproof cloth is laid in groove and the surface Hu Di, in channel bottom
And lake sand is uniformly laid on the waterproof cloth on the surface Hu Di；
(4) groove shaping: when frozen depth is within 10cm, extracting ditch trough inner water out, trench wall that step (3) is obtained and
Channel bottom sand carry out shaping, keep the channel bottom and trench wall smooth, the trench bottom width 15m with
On；
(5) build lake hilllock slope protection: minimum temperature builds lake hilllock slope protection at 15 DEG C or more,
First trimmed channel bottom is laid with one layer of water-proof heat-insulation layer in step (4), reinforcing bar is laid on water-proof heat-insulation layer, institute
It states reinforcing bar right-angled intersection to be arranged to form the first steel mesh, the concrete with a thickness of 20-30cm is poured in first steel mesh
Lower concrete layer is formed,
Stone layer is built on the lower concrete layer, builds dovetail at interval of 0.8-1m on the upstream face of the stone layer
Slot,
It is laid with reinforcing bar on the surface of stone layer, the reinforcing bar right-angled intersection is arranged to form the second steel mesh, in second reinforcing bar
It is poured concrete in net and forms side wall concrete layer, top concrete layer and upstream face concrete layer, obtains trapezoidal lake hilllock slope protection,
It is provided with from the top to the bottom inside the trapezoidal lake hilllock slope protection through the trapezoidal lake hilllock slope protection through reinforcing bar.
2. the process for constructing according to claim 1 suitable for the hilllock cold district sand Di Huhu slope protection, which is characterized in that
In step (1), the width of the maximum width of the cross section of the interim Hu Gang is 10-20m.
3. the process for constructing according to claim 1 suitable for the hilllock cold district sand Di Huhu slope protection, which is characterized in that
In step (3), be uniformly laid on the waterproof cloth on channel bottom and the surface Hu Di lake sand with a thickness of 45-55cm.
4. the process for constructing according to claim 1 suitable for the hilllock cold district sand Di Huhu slope protection, which is characterized in that
In step (5), the water-proof heat-insulation layer is dry cement and quicklime mixture, the weight ratio of the dry cement and the quick lime
For 1:4-5.
5. the process for constructing according to claim 4 suitable for the hilllock cold district sand Di Huhu slope protection, which is characterized in that
In step (5), the water-proof heat-insulation layer with a thickness of 5-10cm.
6. the process for constructing according to claim 1 suitable for the hilllock cold district sand Di Huhu slope protection, which is characterized in that
In step (5), the upstream face of the trapezoidal lake hilllock slope protection and the angle of horizontal plane are 18-22 °.
7. the process for constructing according to claim 1 suitable for the hilllock cold district sand Di Huhu slope protection, which is characterized in that
In step (5), the concrete marked as C45 or more.
8. the process for constructing according to claim 1 suitable for the hilllock cold district sand Di Huhu slope protection, which is characterized in that
In step (5), the reinforcing bar be spiral reinforcement, the spiral reinforcement marked as 20-32mm.
9. the process for constructing according to claim 1 suitable for the hilllock cold district sand Di Huhu slope protection, which is characterized in that
In step (5), build stone layer using stone and mortar, the mortar marked as M20 or more.
10. the process for constructing according to claim 1 suitable for the hilllock cold district sand Di Huhu slope protection, feature exist
In in step (5), the collar extension groove width of the dovetail groove is 0.85-0.95m, and inner mouth groove width is 1-1.05m, groove depth 0.09-
0.105m。
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| CN108999150A (en) * | 2018-07-27 | 2018-12-14 | 中水电第十工程局（郑州）有限公司 | Extremely frigid zones ice surface sinking raft method bank protection construction method |
| CN110777730A (en) * | 2019-10-28 | 2020-02-11 | 国网辽宁省电力有限公司铁岭供电公司 | Concrete pole river bank protection slope multi-point reinforcing and building method |
| CN113529654B (en) * | 2021-08-11 | 2022-11-15 | 济宁市水利事业发展中心 | River engineering management ecological slope protection and construction method thereof |
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| JP2003082672A (en) * | 2001-09-12 | 2003-03-19 | Ibiden Greentec Co Ltd | Structure of slope face |
| CN1487146A (en) * | 2003-07-11 | 2004-04-07 | 姜建华 | Gravity dam of reinforced concrete |
| CN201187112Y (en) * | 2007-12-18 | 2009-01-28 | 顾世章 | Three-inclined slope multifunctional building block |
| CN203238600U (en) * | 2013-03-18 | 2013-10-16 | 中国水电顾问集团华东勘测设计研究院 | Dam anti-freezing and heat-preserving and dam body integrally-reinforced structure |
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