-
Technical Scheme for Track Construction of Railway Engineering The track bed of this project is divided into monolithic track bed and crushed stone track bed. Grade I ballast shall be adopted for crushed stone according to relevant technical standards. The monolithic track bed in the depot is directly connected with the concrete monolithic track bed by rail fasteners. The connection between the fastener and the monolithic track bed and the inspection pit adopts the connection mode of double headed studs and threaded sleeves. The threaded sleeve shall be reserved on the monolithic track bed (or inspection pit). construction -
Technical disclosure of railway engineering construction safety 1. New workers must carefully study the safety technical operation procedures of this type of work before entering the construction site. Without safety knowledge education and training, it is not allowed to enter the construction site for operation. 2. When entering the construction site, you must wear a helmet and fasten the hat belt. 3. At a height of 2m without protective facilities, safety belts must be fastened during cliff and steep slope construction. 4. Do not go down when working at heights -
Technical document for track construction of railway engineering The track bed of this project is divided into monolithic track bed and crushed stone track bed. Grade I ballast shall be adopted for crushed stone according to relevant technical standards. The monolithic track bed in the depot is directly connected with the concrete monolithic track bed by rail fasteners. The connection between the fastener and the monolithic track bed and the inspection pit adopts the connection mode of double headed studs and threaded sleeves. The threaded sleeve shall be reserved on the monolithic track bed (or inspection pit). construction -
Construction organization design of railway engineering Including bridge and culvert subgrade, base treatment, ancillary, track laying, station construction, beam erection and existing line construction -
Technical scheme for road engineering construction Road engineering construction technical scheme, construction organization deployment, ordinary road construction technology, asphalt concrete pavement construction, key personnel and machinery allocation, safe and civilized construction -
Construction organization design of a railway project The construction organization design of a railway project is detailed for designers' reference. -
Table for Railway Engineering Construction Supervision This document is for railway engineering construction supervision. The content includes construction supervision table. The contents are detailed for reference. -
Technical disclosure of cement mixing pile construction in railway engineering The subgrade earthwork is constructed along with the retaining wall. The panel is assembled while the subgrade earthwork is constructed. The back of the retaining wall shall be filled with permeable soil such as sand mixed with pebbles, which shall be backfilled and compacted along with the subgrade earthwork filling. Small impact rammers or plate vibration rammers shall be used to compact the parts where the edges and corners cannot be pressed. The drain holes shall be added with inverted filter layer according to the design requirements. -
Technical disclosure of bored cast-in-place pile construction of a railway project The maintenance and management of construction, domestic sewage and rainwater drainage facilities should be strengthened to prevent secondary pollution of sewage. If the sewage drainage facilities are damaged, they should be repaired in time to ensure the normal use of the system -
Technical disclosure of cement mixing pile construction of new railway project The survey data on engineering geology, hydrology, meteorology, ground material supply, transportation, local customs, natural environment, water and soil resources obtained from the construction site survey. The construction experience, scientific and technological achievements, construction technology and methods accumulated in the new railway project, as well as the existing construction personnel, machinery and equipment and other resources. -
Technical disclosure of road construction in a school Labor organization and arrangement: according to the plan of main concrete quantities and concrete pouring speed (6 m3/12min), the concrete pouring personnel are divided into one team, which is coordinated and operated continuously by the project manager to ensure continuous concrete pouring -
Manual for Construction Technicians of Automatic Control Engineering Manual for Construction Technicians of Automatic Control Engineering -
Construction organization design of urban railway project in a city This paper is the construction organization design of a city railway project, including the compilation basis, construction technology and other contents, which can be used for reference. -
Construction technical scheme of field road works Construction technical scheme of field road works -
Technical standards for highway engineering construction In order to adapt to the sustainable development of highway construction, the Ministry of Transport decided to revise the technical standards of highway engineering implemented on December, by issuing a document issued by the Ministry of Transport, which was in the charge of the Highway Department of the Ministry of Transport and the Highway Engineering Committee of China Association for Engineering Construction Standardization, and was supported and coordinated by the transportation departments of provinces, cities, autonomous regions -
Xi'an Railway Construction Supervision Planning This document is the construction supervision planning of Xi'an Railway Project. It is of great reference value and is hereby shared for everyone to learn. The content is detailed and can be downloaded for reference. -
Checklist of Railway Engineering Construction Drawings Construction unit: the first project management department of xx railway project headquarters of a group limited company -
Construction organization design scheme of a railway project Section X of Civil Works of Chongqing Huaihua Railway is DK363+073 - DK381+000, with a total length of 26.055 km (long chain of 8.122 km). There are 8 major bridges with a length of 1750.4 meters, including 1 third line bridge with a length of 158.70 linear meters and 7 single line bridges with a length of 1591.7 linear meters; Three medium bridges 289.27 linear meters -
Construction organization design scheme of a railway project The construction organization design scheme of a railway project is detailed and rich, with accurate and comprehensive design, which can be downloaded by netizens. -
Operation Instruction for Railway Engineering Construction Survey Railway engineering is generally composed of bridge engineering, subgrade engineering, ditch and culvert drainage engineering, tunnel engineering and other ancillary works. The structure is complex, the line type is variable, the construction mileage is generally long, and the construction survey tasks are complex. In particular, the control traverse is generally linear element points, located on the left line of the line, which is completely damaged during construction, so it is necessary to re lay the control traverse. -
Key points of compilation of railway engineering construction log On the title page of the construction log book, filling requirements are usually printed, but those provisions are short and highly general. Therefore, without some practical experience, it is often impossible to thoroughly understand the connotation of the provisions, and the construction log is easy to be recorded as a daily account, lacking pertinence. In order to further improve the quality of railway engineering office work, the following will be more detailed and specific -
Key points of lining construction technology 1、 There are many structural types of lined channels. Considering the soil quality, air temperature, groundwater level, channel flow and ease of construction along the channel, the structural type of cast-in-place channels is trapezoidal single section with equal thickness. Considering the stability of canal slope after cast-in-place and the convenience of construction -
Construction technology control of excellence project The technical work of the project is the main component and foundation of the construction management, and the construction technology control is the foundation of the overall technical management. Its basic task is to correctly implement the basic technical policies of the country, organize technical management with scientific technical laws, establish normal production technology order, make full use of the material, assembly and technical conditions of construction enterprises, give play to advantages, and effectively ensure that -
Technical disclosure of formwork construction Wall column formwork: when snapping the position line of wall formwork, the extension of both ends shall be 500mm each time, and another formwork inspection control line shall be snapped 200mm outside the wall location line. -
Construction technology of apron construction engineering 1、 Construction preparation (I) Operation condition 1. The wall decoration has been basically completed, the external scaffold has been removed, the elevation and size of the apron base have been inspected, and the concealed and pre inspection procedures have been completed. -
Construction technology of interior wall coating engineering 1、 Materials and machines Prepare paints, fillers, high stools, scaffold boards, putty pallets, rollers, brushes, pens, small paint buckets, sandpaper, rubber scrapers, putty troughs, wipes, cotton filaments, half vats, etc. -
Construction technology of carpet floor engineering 1、 Construction preparation (I) Operation condition 1. Before laying carpet, the interior decoration must be completed. 2. The damp proof course (such as one felt two oil damp proof course; emulsion rubber asphalt one cloth two oil damp proof course, etc.) must be added when laying the floor carpet, and 50mm thick 1:2:3 fine aggregate concrete, 1:1 cement sand cloth compaction and polishing shall be made on the damp proof course, and the surface shall be flat -
Construction technology of pipeline wiring engineering According to the provisions of the current national standard Code for Acceptance of Construction Quality of Building Electrical Engineering (GB50303-2002), the wiring in the pipe shall be carried out after the completion of building plastering, painting and ground works. Before wiring, the accumulated water and sundries in the wire protection pipe shall be cleaned up. However, with the gradual increase of building electrical installation projects, the quantities of wiring in the pipe will increase accordingly -
Construction technology of lightning protection and grounding works 1、 Construction preparation (I) Operation condition 1. Grounding body installation: (1) Artificial grounding body: the site at the design location is not occupied and has been cleaned. (2) The bottom plate reinforcement or deep foundation is used as the ground: the connection between the bottom plate reinforcement and the column reinforcement has been bound. -
Construction technology of lightning protection and grounding engineering The lightning protection of civil construction projects is divided into three levels. 25 × 4 hot-dip galvanized flat steel is generally used as the lightning strip on the roof and laid along the parapet. The distance between the support clips of 25 × 4 hot-dip galvanized flat steel lightning strip is about 1m, but must be consistent -
Technical measures for grouting construction The drilling operation and all pressure grouting operations shall be carried out in accordance with the Technical Specification for Cement Grouting Construction of Hydraulic Structures (SDJ202-83), the SL62-94 specification of the Ministry of Water Resources and Electric Power, and the SL25-90 drilling water pressure test specification of water conservancy and hydropower projects. -
Technical disclosure of chimney construction The construction procedure of hydraulic slipform method without derrick is: site leveling+surveying and positioning, setting out → foundation pit excavation → foundation and waterproof layer construction → earthwork backfilling → cast-in-place construction of cylinder below the flue opening → installation of slipform device → cylinder construction → lining masonry → installation of auxiliary facilities → installation and removal of slipform → civil engineering completion and acceptance. -
Technical disclosure of silo construction The foundation construction method is the same as the section "11.1 Chimney works". Only when the raft length of the silo group is very long (more than 40m), it should be considered to leave a through post cast joint belt at an appropriate part in the middle to avoid temperature shrinkage cracks and facilitate the construction of sectional flow process; For raft foundation with a thickness of more than 1.0m, it shall be considered to reduce cement hydration heat and concrete pouring -
Technical measures for construction of a project in Kunshan Brief introduction of construction technical measures, construction equipment and temporary facilities of a project in Kunshan, mainly composed of water supply and drainage system, air conditioning water system, fire sprinkler system, hot water system, etc. Including construction characteristics and key points of each discipline, construction technical measures of each discipline, main construction equipment, tool allocation and construction power calculation. -
Construction technical scheme of pavement works This data is the construction technical scheme of pavement engineering, which is valuable and detailed for reference. -
Technical data of elevator engineering construction 1 Site quality management system 2 Quality responsibility system is detailed for designers' reference. -
Technical disclosure of foundation engineering construction Formulate excavation plan, determine reasonable excavation method, construction sequence and slope protection measures, and select appropriate construction machinery. -
Technical disclosure of masonry construction Contents of disclosure: 1. Preparation basis 1. Construction blueprint and drawing review record of the project. 2. Current national technical standards, atlases, construction acceptance specifications, engineering inspection and evaluation standards; Unified Standard for Constructional Quality Acceptance of Building Engineering (GB50300-2013), Code for Constructional Quality Acceptance of Masonry Structures (GB50203
-
one Railway engineering construction contract -
two Railway Engineering Construction Agreement -
three Construction scheme of railway engineering -
four Technical Code for Railway Engineering -
five Railway engineering pricing software -
six Construction scheme of railway crossing project -
seven Technical Guide for Railway Engineering Construction -
eight Manual of Railway Engineering Foundation Treatment