22TCN 247-98 PDF

For Prestressed Rural Girder, design standards: 22TCN Rural product Technical specifications and acceptance”, 22 TCN 22 TCN 05 “Specification for bridge design” TCN – 98 “Work execution and acceptance regulations” TCN “Steel. TCVN Earth works – Construction and Acceptance 22TCN Bars for Pre-stressing Concrete 22TCN Construction and Inspection of.

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Railing is shape steel has been rusted heavy. Quy phm thi cng v nghimn thu.

Thuyết minh thiết kế bản vẽ thi công cầu nhịp chính dạng dàn bailey nhịp dẫn dầm I18m tiếng anh

The bridge is only used for motorbike and waking. Admixture Recognized by State Control Agencies, having suffcient technical certificates: Tip of pile will be in layer 8 where SPT N30 from 31 to Using the driven pile is suitable. This layer only appears in boreholes on the ground. This issue has been mention in letter No.

Due to above characteristics, land is frequently swamped and. Those bridges in area of 03 provinces: Drawings – Volume 3: Due to the special nature of flood risk in yearfloods in year is selected as standards by the Ministry of Agriculture and Rural Development, Ministry of Transport when calculating for testing, calculating for design for irrigation and transportation works in Mekong delta provinces.


Prestressed Concrete Fifth Edition Upgrade: For Prestressed Rural Girder, design standards: Reinforced Concrete Structures – uvpdf. Measurement 274-98 of the monthly average sunlight hours are presented in Table 5 as follows: Every year, this area is often flooded for several months in the flood season.

Cement Blended portland cement of PCB 40 or higher: Tien Giang and Hau Giang with dense system of canals, which serving for transportation and for irrigation, divided this area. Use precast girders from Binh Minh factory, transport to the site by waterway with the distance is When designing this route, should ensure conformity with general development plan and not obstruct the flow.

No I 1 2 3 4 5 6 7 8 Applied design standards and norms According to the standards framework approved by Ministry of Transport as Decision No. Fine aggregate Natural sand, manufactured sand, or combination: Construction of prestressed concrete structures Engineering. Thp thanh trn trn. Pile cap, body and capping are cast in place reinforced concrete 30MPa.

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Survey results show that traces of floods history in year were not faded. Two piers of middle span are shape steel, the other piers are wood.

Results of hydrology calculation are shown in detail in separate reports, here only a summary of water level data used in design works as follows: So we need 2 lanes for span next to the middle span. In terms of flood peak, flood duration, total volume and risk level, the flood of year was the biggest flood during recent 75 years. Design of concrete structures Concrete bridges: The selected span layout is to meet and satisfy the following requirements: This design report is made for My An Bridge.


Girder length is 18m and 15m, 14m, it is product of factory and convenient for construction. And it has been use for a lot of projects in Me Kong delta.

Commentary – Volume 2: Use product of Co Khi An Giang factory, transport to the site by waterway with the distance is ASTM C33 or equivalent. The physical-mechanical characteristics are as following: Deck slab is reinforce concrete 30MPa 10cm thick and 5cm of reinforce concrete 30MPa for cover.

Project Management Unit of Waterways. The elevation system is national system. Thickness changes from 1.

BLLT J2 Vol 2 specification rev14 EN CONTRACT | Duc Nguyen Ngoc –

Ct liu th dm: Kt cu b tng v b tng ct thp ton khi Measurements results of average monthly rainfall and largest rainfall are presented in the table below: Wooden deck slab, 1. From comparison of 2 options, Consultant chooses the option of Bailey for middle span because it is cheaper.

Monthly average absolute humidity is presented in the table below.