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Analysis on subgrade construction technology of high-grade highway The filling properties of highway subgrade and the compactness of subgrade will have a decisive impact on the stability and strength of subgrade. According to the actual situation, effectively improving the compaction conditions and filling requirements of the subgrade is an effective way to ensure the quality, safety and reliability of the highway subgrade, and plays a certain role in easing the carrying capacity of the road -
Technical Scheme for Subgrade Construction of a High grade Highway in Zhenjiang City The starting and ending stake number of contract section YJJ4 of xx development high-grade highway is K13+426-K16+568, with a total length of 3.142km, including one bridge (grain transport river bridge: K14+669.5), five drainage pipe culverts (4 φ 1.5m+1 φ 1.0m), and four slab culverts (1-3 * 3+3-3 * 2). Quantities of soft foundation treatment -
Technical Guide for Asphalt Pavement Construction of High grade Highways in Guangdong Province.pdf Technical Guide for Asphalt Pavement Construction of High grade Highways in Guangdong Province.pdf -
Talking about earthwork subgrade construction of high-grade highway This document is a brief introduction to the earthwork subgrade construction of high-grade highway, including the compilation basis, project overview, main construction technical scheme, etc., with accurate design and detailed content, which can be downloaded for reference by netizens. -
Construction method of pavement subbase of high-grade highway This construction method is mainly applicable to the construction of lime soil in the subbase of high-grade highway pavement, and can also be used to guide the construction of lime soil treatment layer of road sill. -
Subbase construction method 1 of high-grade highway pavement This data is the construction method of pavement subbase of high-grade highway. The content is detailed and can be downloaded for reference. -
Construction scheme of face protection wall of a high-grade highway The face protection wall is used for the protection of strongly weathered rock slope, and the slope ratio is generally 1:0.5. The slope ratio of 1:0.75 can be used for local slopes whose slope is slower than 1:0.5 due to slope collapse after excavation. The face wall is divided into one section every ten meters, and an expansion joint is set in the middle (the joint is 2cm wide and filled with asphalt waterproof material. The face wall is poured with C15 rubble concrete -
Landscape design of high-grade highway Starting from the basic idea of landscape design of high-grade highway, this paper analyzes on some problems that should be paid attention to in the design of highway route selection, design stage, landscape modeling, etc., and points out some requirements for landscape design of high-grade highway. -
Maintenance management of a high-grade highway tunnel In order to strengthen and standardize the management of tunnel maintenance in our province, and ensure the smoothness of roads and the safe operation of bridges and tunnels, the Detailed Rules are formulated in accordance with the Highway Law of the People's Republic of China, the Regulations on the Administration of Toll Roads, the Safe Operation Procedures for Highway Maintenance and other laws, regulations and rules. Article 2 The Detailed Rules are applicable to the maintenance and management of expressway tunnels throughout the province. -
Subbase construction method of high-grade highway pavement Data Catalog I, Construction Method Features: 2 II. Scope of Application 2 III, Construction Principle 2 IV, Process Flow and Key Points of Construction 2 V, Construction Machinery and Equipment 5 Browse the Detailed Catalog>>Content Introduction I, Construction Method Features: Lime soil or lime, silty lime soil (hereinafter referred to as lime soil) is generally used for pavement subbase of high-grade highways -
Construction scheme of face protection wall of a high-grade highway The face protection wall is used for the protection of strongly weathered rock slope, and the slope ratio is generally 1:0.5. The slope ratio of 1:0.75 can be used for local slopes whose slope is slower than 1:0.5 due to slope collapse after excavation. The face wall is divided into one section every ten meters, and an expansion joint is set in the middle (the joint is 2cm wide and filled with asphalt waterproof material. The face wall is poured with C15 rubble concrete -
Construction scheme of face protection wall of a high-grade highway The face protection wall is used for the protection of strongly weathered rock slope, and the slope ratio is generally 1:0.5. The slope ratio of 1:0.75 can be used for local slopes whose slope is slower than 1:0.5 due to slope collapse after excavation. The face wall is divided into one section every ten meters, and an expansion joint is set in the middle (the joint is 2cm wide and filled with asphalt waterproof material. The face wall is poured with C15 rubble concrete -
Development trends of high-grade highways and bridges Development trends of high-grade highways and bridges -
High grade highway construction and highway landscape This paper probes into the evaluation of highway landscape, and advances the concept of landscape environment coordination degree. The characteristics of high-grade highway landscape and the protection and utilization of natural and cultural landscape resources are analyzed. -
Subgrade filling method of high-grade highway Data catalogue 1. Construction method characteristics 2. Applicable scope 2 3. Construction preparation 2 4. Construction process 3 5. Quality control 5. Browse the detailed catalogue>>Content introduction 1. Construction method characteristics 1.1 Use modern scientific means and advanced construction technology, through the analysis of test measurement data before and during construction -
Key points of highway tunnel construction technology Key points of highway tunnel construction technology -
Discussion on construction technology of highway tunnel Due to the convenience of work, we found three highway tunnel construction sites of national key construction projects, visited the construction site, and thought about the current construction technology and procedures -
Rock burst construction technology of highway tunnel Technical Scheme for Rock Burst Construction of Highway Tunnel -
Technical disclosure of temporary highway construction This data is the technical disclosure of temporary highway construction, in word format, 9 pages in total. The project department plans to build 6 houses, including two office buildings, T-shaped houses, and the rest of the rooms are single-layer K-shaped houses. The project office area is equipped with offices, reference rooms, meeting rooms, and laboratories, and each office name board is hung at the door. The living quarters are equipped with staff dormitories, canteens, kitchens and small restaurants -
Construction technology of filling high-grade highway embankment on super soft foundation Through the engineering practice of the design and construction of the soft soil foundation consolidation treatment project in Guangzhu section of Beijing Zhuhai Expressway, this paper mainly introduces the particularity of building high-grade highway embankment on thick silt, and the relevant procedures and processes of continuous construction under the condition of ensuring the stability of the embankment. -
Prevention and reinforcement of subgrade slope of high-grade highway With the rapid development of China's national economic construction and highway transportation, the highway grade is getting higher and higher, and its mileage is getting longer and longer. What follows is the increase in the number and scale of high slopes in highway construction. However, due to natural and human factors, subgrade slope collapse, landslide, spalling and other damages often occur. Therefore, the subgrade of high-grade highway -
Types and characteristics of asphalt pavement structure of high-grade highway A project is located in the riverside block on the north bank of the Qiantang River. The foundation soil is composed of alluvial marine sand and bay soft soil. The groundwater level is high. Due to the short formation time of the soil mass (from reclamation), the soil mass structure is poor, the sand content is high, and it is extremely unstable. In addition, there is a layer of block stone with a thickness of about 4m and composed of 30~100cm block stones under the local surface, and there are scattered riprap stones at a deeper depth -
Subgrade design of high-grade highway along Jiangbei River Subgrade refers to the strip structure built according to the route location and certain technical requirements as the pavement foundation. Subgrade is a linear structure built with soil or stone. It bears its own weight of rock and soil, pavement gravity, and traffic load transmitted from the pavement, and is an important part of the entire highway structure. -
Qinghai high-grade highway tunnel maintenance management rules In order to strengthen and standardize the management of tunnel maintenance in our province, and ensure the smoothness of roads and the safe operation of bridges and tunnels, the Detailed Rules are formulated in accordance with the Highway Law of the People's Republic of China, the Regulations on the Administration of Toll Roads, the Safe Operation Procedures for Highway Maintenance and other laws, regulations and rules. -
Construction Organization Design of Subgrade Rainwater Pipe of Zhenjiang Riverside High grade Highway The construction organization design of rainwater pipes for the subgrade of Zhenjiang Riverside High grade Highway includes that the YS-1 contract section of the YJJ4 contract section of xx Riverside High grade Highway is a part of the rainwater pipe construction. The starting and ending point chainages are K13+426-K14+669.5, and the length is about 1.423 kilometers. The two sides of this section are mainly planned industrial area, port land, and logistics land -
Technical code for construction of highway tunnels This data is: Technical Specification for Construction of Highway Tunnel: Technical Specification for Construction of Highway Tunnel, which is detailed and can be used for reference. -
Discussion on Development Countermeasures of Maintenance Management of High grade Highway Through the analysis of the characteristics of the maintenance and management of high-grade highways, this paper points out the problems existing in the maintenance and management of high-grade highways in China at the emerging stage, and draws on the advanced experience of developed countries in highway maintenance and management to propose reasonable countermeasures for the development of the maintenance and management of high-grade highways in China. -
Technical Manual for Preventive Maintenance of Asphalt Pavement of High grade Highways in Guangdong Province.pdf Technical Manual for Preventive Maintenance of Asphalt Pavement of High grade Highways in Guangdong Province.pdf -
Environmental status and protection measures of typical high-grade highways Based on the investigation of the environmental status of the Jiangsu section of the Huning Expressway, this paper analyzes the main factors affecting the environment of high-grade highways in Jiangsu Province, and puts forward corresponding environmental protection measures. -
Code for design of asphalt pavement of high-grade highway This data is the design specification for asphalt pavement of high-grade highway, which is detailed and can be used for reference. -
Discussion on comprehensive protection system of high-grade highway slope This paper analyzes the types and causes of subgrade slope diseases and the erosion mechanism of the slope, and puts forward the protection types, characteristics and selection principles of the protection types of the slope. -
Causes of vehicle bumping at bridge head of high-grade highway and its prevention measures This paper analyzes the causes of bumping at the bridgehead of high-grade highway, and puts forward prevention measures. -
Analysis on Vehicle Jumping at Bridge Head of High grade Highway and Preventive Measures This data is for the analysis of vehicle bumping at bridgehead of high-grade highway and prevention measures, and is only for reference according to local conditions. -
Earthwork filling method for subgrade of high-grade highway This construction method was formed during the construction of Nanjing Ring Road (designed as Class I highway) in 1992, through practice summary, and continuous summary and improvement during the construction of G2 section of Shanghai Nanjing Expressway from 1993 to 1995. -
Collection of technical disclosure for expressway construction (1) Construction survey shall be carried out before commencement, including resurvey of traverse, centerline and elevation, recheck and addition of benchmark, survey and drawing of cross section. The accuracy of construction survey meets the requirements of Highway Survey Specification (JTJ061-99). The survey method and result data shall be signed and submitted to the supervising engineer. Construction can be carried out only after being approved by the supervising engineer. -
Construction Technology of a Tunnel on Shanghai Chengdu West Expressway The entrance of the left tunnel is located on the curve of R=1000m (left deviation), and the exit is located on the curve of R=1000m (right deviation). A one-way slope with a longitudinal gradient of 1.849%. The entrance of the right tunnel is located on the curve of R=850m (left deviation), and the exit is located on the curve of R=1000m (right deviation), with a longitudinal gradient of 1.891%. -
Technical Guide for Plant Mixed Hot Recycling of Asphalt Pavement of High Grade Highway in Guangdong Province.pdf Technical Guide for Plant Mixed Hot Recycling of Asphalt Pavement of High Grade Highway in Guangdong Province.pdf -
Construction technology and process of highway bridge The data are: highway bridge construction technology and process, with good clarity and detailed content, which can be used for reference.
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one Test Paper of Highway Construction Technology -
two Test questions of highway construction technology -
three Summary of highway construction technology -
four Highway construction technology download -
five Technical Guide for Highway Construction -
six Technical report on highway construction -
seven Construction technology of highway in winter -
eight Technical difficulties in highway construction