I. Basis for preparation

1, the railroad bureau general engineering office, the design office of the station platform overhaul design drawings of Taiyao station of the relevant requirements of the review and the relevant construction drawings.

2, regulations and measures related to safety, civilized construction system.

3, the current national construction norms and quality inspection and evaluation standards.

4, the construction site of the natural conditions of the specific situation, topography and geology, transportation, water supply, power supply, resources and so on.

Second, the project overview

Project location: too to station

Project: too to station platform overhaul project

Project content:

1, concrete platform surface demolition 3057.1 square meters.

2, new 180mm concrete platform surface 3057.1 square meters.

3, the new cable trench 354 meters.

4, the new station cap 408.5 meters.

5, newly made station safety line 408.5 meters.

Three, construction organization and deployment

The project is a station construction operations, in the construction process to ensure that the station equipment, underground cables and construction personnel safety. According to the actual situation of the project, the company set up a station construction organization and management body. Specific composition and main responsibilities are as follows:

1, the company's management organization: Xu Qi Guo Dongxiao Yan Meicheng

Responsibilities: the company's leadership is responsible for the overall management of the project, the organization and coordination of the work; Yan Meicheng is responsible for the construction site banners publicity work; Guo Dongxiao is responsible for the project bidding, safety agreements signed and construction personnel safety training work.

2, on-site construction management organization: Jin Hui Jing Hongqiang (safety officer) Gao Yanfeng

Responsibilities: Responsible for the construction site management, according to the center and the company's requirements of the high standard of positioning, strict management, to ensure safety, quality and quality to achieve high-quality projects. Responsible for the higher departments and related units department contact coordination; determine the construction organization plan, construction safety measures, organization of construction; responsible for preventing and mastering the dynamics of traffic, according to the provisions of the timely issuance of warning signals, check the construction equipment and on-site personnel safety equipment to wear, protection set up in accordance with the safety requirements of the discovery of violations of discipline in a timely manner to stop; in accordance with the requirements of the quality control to check the quality of the construction; the implementation of the site material storage, material into the channel. Material access. Ensure that traveling, equipment and construction personal safety, to ensure the quality of the project.

3, construction personnel organization

To organize a construction team construction, construction team set up a full-time safety officer, the construction team initially set 40 people, according to the site conditions to adjust the number of construction personnel. All construction personnel to enter the site before the company unified organization safety training, familiar with safety precautions, master the relevant safety skills.

The construction team is responsible for the management of its own construction personnel, unified command, and obey the management system of the construction unit and the use of units. The construction team actively coordinates with the station to solve the problems of food and accommodation for the construction personnel and is responsible for the safety of its own personnel and equipment. All construction vehicles, machinery and equipment, and construction personnel from the site of the designated location in and out, to ensure that the construction period traveling and equipment, personal safety.

Construction personnel into the site arrangements: site management and construction personnel, machinery and vehicles on September 26 afternoon into the site, ready for construction work.

Four, construction preparation

(a), organizational preparation:

The project is an existing line platform construction operations, in the construction process to ensure that the station traffic and equipment, personal safety. In the completion of the bidding, as well as the signing of the contract, security agreements, based on the actual situation of the project set up on-site construction management organization. Various types of management and construction personnel to review and establish a sound management system.

(2), technical preparation

1, the organization to prepare key projects, key parts of the construction program.

2, the organization to participate in the design of the briefing, the construction technology briefing, the organization of safety learning and training.

3, submit materials, semi-finished products and components plan, determine the time to enter the field.

(C), material and equipment preparation

1, the development of material supply plan, to ensure the timely supply of materials.

2, the implementation of machinery and equipment, facilities and tools and appliances, a variety of safety supplies, according to the plan to organize the field.

(4), labor force preparation: according to the construction organization design, do a good job in the preparation of the construction team. Work performance evaluation of the construction team, the organization of relevant construction personnel into the construction site, according to the plan to organize construction personnel into the field.

(E) site preparation

Contact with construction water and electricity, determine the material yard, dredge the road into and out of the site, so that safe and smooth.

(F) coordination outside the construction: with the center of housing technology, design units to establish regular contact, and constantly seek their views and requirements, improve the construction organization design. Do a good job of coordinating internal relations, so that the assurance system is efficient, low-cost, smooth operation. Under the unified coordination of the company, improve the relationship with other relevant departments.

V. Construction progress plan and progress of organizational measures

(1), the date of commencement: September 26, 2008

(2), completion date: November 22, 2008

(3), the construction progress: in accordance with the requirements of the center of the work period for the construction of the detailed arrangements for the crossroads chart.

(4), progress to ensure that the technical and organizational measures:

1, the construction program in the progress of the plan as a leader, to grasp the "key nodes" schedule control, the implementation of the long plan short arrangements, strengthen the mobilization function, timely convening of the site analysis meeting, the development of measures, problem solving.

2, the rational use of construction sites, timely arrangement of small stream section construction operations, to achieve the construction surface, personnel and machinery, three not idle.

3, report detailed material and machinery plan, and according to the construction progress to determine the date of entry into the site. Implement the material ordering contract to determine the date of entry of materials. Implementation of construction machinery.

4, the company set up the organization and management of the project, the implementation of the package of personnel, organizing a strong construction staff to ensure construction safety and construction quality and progress. The construction program and progress plan will be reported to the center's building technology department, and the construction progress will be reported to the center's building technology department every Friday.

5, carry forward the spirit of tenacity and hard work, and strengthen the management function. According to the construction situation, convene a timely coordination meeting. The establishment of effective work system, information feedback system, the quality of the project and the progress of the project strict control to ensure the smooth progress of the schedule.

6, do a good job of construction coordination and scheduling, reasonable deployment of personnel, materials, machinery and equipment, timely detection of problems, timely analysis and solution.

7, adhere to timely and accurate reporting to the center of the construction quality and progress of the project, the quality of the project and the progress of the project in a timely manner, so that the problems found can be resolved in a timely manner.

8, strengthen safety precautions to safety and quality assurance schedule.

9, strictly formulate scientific and reasonable construction progress, adjust and improve in the implementation process, check the implementation of the situation, and reasonably shorten the construction period.

10, the selection of good construction equipment, do a good job of daily maintenance of equipment, so that equipment to maintain a good working condition.

11, strengthen close contact with the use of units, coordination and cooperation.

Sixth, quality objectives, quality assurance points and technical organization measures

(a) quality objectives

Quality level: qualified based on the quality of the project.

(2), quality assurance technology and organizational measures

1, the establishment of a perfect quality assurance system, the strongest and strong will be deployed to form the construction site management organization, the first-line engineering staff are eating and living on site, and are strictly prohibited from leaving their posts without authorization.

2, from the control of technical indicators: familiarize yourself with the design documents, put forward the audit opinion, will be designed to eliminate the foreseeable factors in the construction process before. Once the construction program is determined, must be strictly in accordance with the construction program, specification construction drawings construction, prohibit the existence of private or incomplete changes in the procedures, in terms of inspection records, to strictly check, carefully check, do a good job of construction diary, timely collection and collation of technical information, and do a good job of technical information. In terms of raw materials, keep the incoming materials well, do not allow sub-quality and unqualified materials to enter the field, and make material test records and incoming records in time. Organize the construction personnel to be familiar with the construction project, develop the construction plan, understand the safety protection measures and so on.

3, strengthen the rainy day construction measures, such as covering the color striped cloth, the site is equipped with raincoat rain, lighting and other measures.

4, strict implementation of the construction and acceptance of the standard quality inspection and determination of standards, strict process control, to ensure that the quality of construction is always in a stable and orderly state.

5, strict control of the construction process, the previous process must be responsible for the next process, strict "three inspection, three inspection" system.

6, firmly established "to create high-quality goods, first-class" ideological awareness, firmly established "a hundred years of planning, quality first" guiding ideology.

7, the strict implementation of the technical responsibility system, technical delivery system, technical review system, materials and equipment inspection system, project quality inspection system, technical data file management system and other management systems.

8, according to the actual situation of the construction site to strengthen the construction organization design management.

(3) technical organization measures

(1), construction procedures

1, too want to station platform is east-west narrow layout, the construction channel at the east end of the platform. The construction progresses gradually from west to east, carrying out elevation review, ground demolition, cable trench pouring, gray soil bedding and concrete hard surface pouring, platform cap laying and other work gradually.

Construction sequence: organization of on-site briefing → construction site leveling, review of elevation cloth control piles, etc. → ditch cover plate, station cap prefabrication → original station surface, cap demolition, garbage transportation → site leveling, ramming, cable trench positioning, excavation, masonry → unified leveling, review of elevation → grey soil bedding paving → concrete decking poured in sections, maintenance → shrinkage joints, cutting, expanding joints pouring → movable cover plate, station cap Installation → cleaning up the site. The construction project is reasonably arranged according to the actual situation of the site.

(2) the construction of the main project technical requirements

1, elevation review: the elevation points marked in the drawings against the site of all the review, to determine the conformity of the drawings and the site.

2, prefabricated components: in accordance with the requirements of the drawings, the platform cap, ditch cover all prefabricated using prefabricated factories to ensure that the construction quality and dimensional accuracy.

3, demolition works: in line with the technical requirements of the safety aspects, is strictly prohibited the use of large-scale machinery and equipment to remove the original floor, floor demolition, pay particular attention to the protection of buried cable facilities not located in the cable trench, cable trench excavation, masonry is strictly prohibited damage to cables, equipment and so on.

4, cable trench masonry: in accordance with the requirements of the drawings, the location of the cable trench, cable trench section and practices in line with the design requirements and easy to use.

5, gray soil bedding: soil sieved before use, to ensure that the soil and cooked lime particle size in line with the specification requirements, the volume of gray soil with the ratio of 3:7. To strictly control the ratio, mixing must be uniform, at least two times, mixed with the color of the gray soil should be consistent, and appropriate control of moisture content. Site inspection method is: hold the gray ash soil into a ball with your hand, two fingers gently pinch that is broken is appropriate. If the soil moisture is too large or insufficient, it should be dried or sprinkled with water to moisten. Gray soil paving thickness, can be selected according to different construction methods, all layers of paving rows after the application of wooden rake leveling, and the standard stakes on the floor corresponding to check. Ramming (pressure) of the number of times should be based on the design requirements of the dry soil mass density or field test to determine, generally not less than three times, artificial tamping should be a tamping pressure and a half tamping, tamping and tamping, rows and rows, longitudinal and transverse cross. Gray soil dry soil mass density or penetration zone must comply with the design requirements and construction specifications. Gray soil bedding requirements for the correct ingredients, mixing uniform, layered thickness in accordance with the provisions of the false paving, tamping compact, no loose surface, skinning, layered stay hewing location, method is correct, hewing compact, smooth.

3, concrete surface: concrete surface for 180mm thick C25 concrete, collapse is not easy to be greater than 30mm, the concrete is strictly in accordance with the proportion of accompanied by the production, accompanied by the production of the site is equipped with measuring instruments, the concrete water-cement ratio is not greater than 0.5, the cement required to use the standard 42.5 grade, the requirements of the original pulp to mention the face, receive the surface of the surface of the surface of the surface of the surface of the surface of the surface of the not less than two times, do is forbidden to do the surface of the panel on the sprinkling of water, sprinkling of cement powder. And should be completed before the cement finalization. Concrete should be randomly sampled at the pouring place to make concrete strength specimens, and the sampling and specimen retention should be in accordance with the requirements of the current acceptance specification. The mixing time of concrete shall be controlled according to the capacity of mixer, and the concrete shall be mixed by insertion and surface vibration, and the insertion vibration shall not be less than 20s, and the plate vibration shall not be less than 15s.The mixing water of concrete shall be potable water. The transportation, pouring and intermittent time of concrete should not exceed 1.5h, and the concrete of the same construction section should be poured continuously. The position of construction joints should be set according to the on-site construction program, the shrinkage joints should be cut by cutting method, when the concrete strength reaches 25%-30% of the design strength, the construction joints and the expansion joints should be matched with the design position, and asphalt sand should be used to fill the joints with the depth of 3-4cm, and the filling height should be slightly lower than the slab surface. Concrete casting within 12 hours after the maintenance, maintenance of water and accompanied by the same water, maintenance period and filling before the joints, prohibit vehicular traffic, maintenance time for 14 - 21 days. The surface flatness of the concrete surface is allowed to error 10mm, the thickness is allowed to error ±10﹪.

4, platform cap: platform cap paving strict implementation of the relevant provisions of the new technical regulations is not less than 1725mm, prohibited encroachment limit, the construction of special attention should be paid to the end of the construction of the project in a timely manner and the engineering, vehicle department organization acceptance and the formation of the text of the countersignature information to be preserved.

Seven, construction materials transportation channel and on-site materials stacking

Site materials entrance: too to station station gate

Site concrete mixing station and materials stacking place is set up in the east end of the platform piers on the west side of the warehouse in front of the open space, the materials should be sorted, neat, as far as possible, does not affect the station's appearance of the station. Specialized personnel responsible for the gate in and out of security, to ensure that there are no idle people and from the construction channel in and out of the station, to ensure the station traffic safety and personal safety.

Eight, safety goals, safety assurance technology and emergency response

(a) safety goals

Safety goals: to eliminate personal accidents with serious injuries, and strive to reduce the number of accidents with minor injuries in general, the elimination of machinery and equipment, buried facilities responsible for accidents, and put an end to fire accidents to put an end to the occurrence of the road bureau, the center of the incident of the inspection and supervision.

(B) safety assurance technology and organizational measures

1, implementation of the national guidelines, policies and regulations for safety production and labor protection. Establish and improve the production safety organization and management system. Implementation of job responsibility system.

2, strengthen the safety production propaganda, clear safety production scope of responsibility, all levels of personnel to arrange the content of the work there are safety precautions to be handed over, targeted safety handover, construction of road materials stacked neatly.

3, the construction technology department to understand the design requirements for safe construction, the construction environment on the impact of safety, to take appropriate technical measures to ensure safety. Individual projects should be safe technical measures to submit. The development of new technologies and special construction safety measures, fire safety and other technical measures.

4, site security administrator, responsible for safety inspection, safety education, understanding and dealing with safety issues, and promptly inform the company leadership of the problems found and the results of the situation.

5, site of all electrical equipment, rubber wire and its insulation must be maintained in good condition; where the exposed electrified parts of electrical equipment and vulnerable to electric shock hazard areas, set up safety warning signs, is strictly prohibited indiscriminate connection of wires.

6, detailed inspection before the use of machinery, machinery is strictly prohibited to operate with disease, overloaded operation, are not allowed to expand the scope of use of machinery. Night construction with sufficient lighting, work sight is not clear shall not operate.

7, the demolition area should be set up around the fence, hanging warning signs, strictly prohibit unrelated personnel to stay.

8, the demolition of the original platform surface and excavation trench, groove to the relevant departments to understand the buried underground pipelines, cables, etc., and in conjunction with the use of the unit to take protective measures to prevent damage during the construction process. Construction, the use of small machinery, manual and hand-held power tools combined with the demolition of the station surface, manual cable trenching, the use of mechanical excavation is strictly prohibited to ensure the safety of cable equipment.

9, the replacement of platform caps, by the company unified arrangements, unified construction, and take measures to prevent damage to running equipment, during construction in the event of a train passes, stop, immediately stop the construction, and will be placed in the construction tools outside the safety line of the safe location.

10, vibrator use, the operator should wear rubber shoes and gloves. Mortar mixer to check the test run before use, be sure of safe and reliable operation. Mortar mixer is not allowed to start the tools, personal reach into the drum, and are not allowed to the drum material. Stop work, shift change, regular maintenance, remember to cut off the power supply, lock the gate box.

11, it is strictly prohibited to work under the influence of alcohol, the work should be concentrated, is strictly prohibited high heels or slippers into the construction site.

12, the electrician must be familiar with the "construction site temporary power safety technical specifications", all insulation inspection tools should be properly stored, is strictly prohibited, and regular inspection, calibration. The line is prohibited to connect and disconnect the power with load, and prohibited to operate with electricity. Electricians should always check whether the insulation of the wire is reliable, whether the leakage.

13, construction workers are strictly prohibited to enter the center of the road, over the strand and climbing rolling stock. Construction workers, equipment shall not be placed in the shareway dregs, is strictly prohibited to intrude into the railroad traffic limits, is strictly prohibited to the passing vehicle throwing masonry tiles and other debris, is strictly prohibited to move railroad equipment, is strictly prohibited to climb the railroad power supply pylons. It is strictly prohibited to sit or lie down in the shareway. If violators are seriously dealt with.

14, all participants must correctly wear safety equipment, prohibit wearing red helmets, construction safety protection personnel must remain at their posts, the vehicle passes through the horn in advance to notify.

15, the construction of an important safety hazard is the foundation excavation process of railroad communications, power facilities damage, so before excavation should be actively with the electricity, railway communication, public works, power supply and other units to contact, in cooperation with the relevant departments of the manual excavation, the discovery of cables, fiber optic cables and then confirm the timely construction before continuing.

16, all tools and traction power supply charged part of the distance of not less than 2 meters, rainy days shall not be less than 4 meters. All tools and instruments are strictly prohibited in the strand side stacking, stacking must ensure a safe distance. Construction of any object, especially metal objects are strictly prohibited from contacting the rails. Between the two lines, sleeper ballast shall not store any materials, machinery and equipment, temporary stacking of construction materials, machinery and equipment shall not encroach on the limit, to take measures to protect, stacked neatly.

17, the construction process safety protection personnel shall not leave the construction site, after the end of the construction of protection personnel to the construction work area for inspection, to ensure that no debris and obstacles within the limit, no hidden danger of traffic safety.

18, strengthen the construction personnel diet management, to avoid the occurrence of diet in du time. Emphasize the site dormitory fire prevention, anti-theft and safety and health management, to ensure site safety.

19, every day after the end of construction, timely analysis of the day's security situation, put forward the rectification program.

20, all on-site construction workers must listen to the warning and command of the safety and security personnel, the order is forbidden.

(C) emergency treatment

1, demolition construction occurs when the cable damage to the emergency treatment program: immediately stop construction, protect the site, and immediately notify the center of the Safety Supervision Section and the equipment management unit, to be taken out by the units to deal with the program, with the equipment unit to deal with it properly before continuing construction.

2, construction occurs to affect the safety of the train must be emergency stop train emergency program: immediately notify the station watchman call the train driver emergency stop, at the same time in the failure of the location to set up a stop signal (swinging small red flag).

Nine, civilized construction

1, on-site safety protection personnel wear armbands; on-site construction personnel uniformly wear yellow vests, with helmets.

2, the construction process should protect the surrounding environment, timely sweeping and sprinkling to avoid dust, appropriate location for protection.

3, the construction of the garbage, should be centralized piling, timely cleanup and transportation, shall not be poured into the strand, cable trench garbage.

4, the site of the construction materials and machinery to be stacked neatly.

5, the construction site hanging banners to strengthen publicity.

6, after the end of construction to strengthen the site cleanup, so that the work is done material clear.

7, strictly in accordance with the procedures for the organization of construction, to ensure that in the construction process of unified scheduling, unified management command, to maintain good construction procedures.