On October 20, 2021, the Zhejiang Provincial Public Resources Trading Service Platform issued the TJ01 to TJ05 tender notice for the civil construction of the Nanxun-Tongxiang section of the Su-Taiwan Expressway and the Tongxiang-Deqing connection line (Phase II), the tenderer Tongxiang City Su-Tai Expressway Investment and Development Co., Ltd., the total estimated amount of the project is 18 billion yuan.

Project Overview

The total length of the Nanxun-Tongxiang section of the Su-Taiwan Expressway and the Tongxiang-Deqing Link (Phase II) is approximately 44.01km, of which the main line of the Nanxun-Tongxiang section is 24.51km, starting from the Shenjiahu Expressway and Lianhang Expressway in Lianshi Town, Nanxun District, Huzhou The Lianshi hub that crosses the highway and connects to the end of the project (Phase I) from Nanxun to Tongxiang of Su-Tai Expressway. Chongfu Town ends at Gaoqiao Street. The end of the route is connected to the Qitang Hub at the starting point of the north line of the Qianjiang Passage, and connects with the Shanghai-Hangzhou Expressway. The connecting line from Tongxiang to Deqing is 19.50km long. It starts at Caijiamen Village, Fengming Street, Tongxiang City. Fengming Hub is set up to connect with the main line. The route passes through Chongfu Town and Zhouquan Town in Tongxiang City and ends in Yuyue Town, Deqing County. The new city hub that connects the Huzhou section of the G25 Deqing to G60 Tongxiang high-speed connection line along with the Lianhang Expressway.

The total length of the route is 44.01km, of which the main line from Nanxun to Tongxiang is 24.51km (including 21.72km from Tongxiang and 2.79km from Nanxun), and the connecting line from Tongxiang to Deqing is 19.50km (including 17.88km from Tongxiang and 1.62km from Deqing). Set up 3.5 hub interconnections (including Lianshi hub interconnection counted as 0.5 locations), and 6 general interconnections. The main line bridges total about 3,5840.4 meters/33 (including the interconnection main line bridges and separation bridges, including: Tongfu Viaduct (under bridge space utilization) ) The total length is 14708m; the Zhouquan Viaduct is 11074m), the bridge accounted for 74.62%, a total of 458.258 hectares of land and 518,857 square meters of buildings were demolished. Set up 2 service areas, 1 parking area (co-built with Tongxiang service area), 1 management sub-center, 1 maintenance work area, and configure necessary transportation auxiliary management houses and facilities. Simultaneous construction of the Wuzhen South Interchange Connection Line is about 5.82 kilometers, the Fengming Interchange Connection Line is about 3.27 kilometers, and the total length of the connection line is 9.09 kilometers. The total estimated amount of the project is 18011.3 million yuan, of which construction and installation costs are 10.68o3 million yuan.

Bid division

This civil construction bidding is divided into 5 bid sections, namely: TJ01 bid section to TJ05 bid section, the details are as follows:

Section TJ01

The Nanxun-Tongxiang section of the Su-Taiwan Expressway and the Tongxiang-Deqing connection line (Phase II) are the main line K10+213.217～K12+237.175, with a route length of 2.024km; the main engineering contents are: subgrade, road surface, bridge, culvert, Construction completion of safety facilities and embedded pipelines (only embedded pipelines, excluding safety facilities, etc.), greening along the road (excluding housing construction and environmental protection facilities) and related temporary works, etc., defect repair and warranty during the liability period Period warranty responsibility; main structure: Lianshi Hub (Phase II) (B ramp bridge has a total length of 2386m and a maximum span of 37.3m. The upper structure adopts steel-concrete composite beams and small box beams, and the 37.3m span is steel-concrete composite beams. Structure, the upper span of the Shenjiahuhang Expressway in operation), the main line Tujia Bridge No. 1 Bridge (407.5m in total length, maximum span of 50m, the upper structure adopts steel-concrete composite beams and small box beams, and the 50m span is steel-concrete composite Beam structure), etc., for the specific project quantity, please refer to the project quantity list. The estimated construction and installation cost is about 68242 million yuan.

Section TJ02

The Nanxun-Tongxiang section of the Su-Taiwan Expressway and the Tongxiang-Deqing connection line (Phase II) are the main line K12+237.175～K24+597.839, the length of the route is 12.362km; the main engineering content is: subgrade, road surface, bridge, culvert, Construction completion of safety facilities and embedded pipelines (only embedded pipelines, excluding safety facilities, etc.), greening along the road (excluding housing construction and environmental protection facilities) and related temporary works, etc., defect repair and warranty during the liability period Period warranty responsibility; main structures: Tujia Bridge No. 2 Bridge (full length 465m, maximum span 30m, upper structure adopts small box girder), Baimatang Bridge (full length 1345m, maximum span 80m, upper structure adopts Cantilever cast continuous beam and small box girder, 80m span is cantilever cast continuous beam structure), Yongxin River Bridge (full length 680m, maximum span 30m, upper structure adopts small box girder), Wuzhen South Interchange (excluding Wuzhen South Interconnection connecting line) (main line bridge length is 345m, maximum span is 30m, upper structure adopts small box girder), Tongfu Elevated Bridge No. 1 (full length 1605m, maximum span is 110m, upper structure adopts steel box composite girder and small box The 110m span is a double-layer steel box composite girder, and the upper span is the navigable Beijing-Hangzhou ancient canal channel), the Tongxiang service area (the main line bridge of the Tongxiang service area, the total length is 2235m, the maximum span is 60m, and the upper structure adopts steel-concrete composite beams and Small box girder, 60m span is steel-concrete composite girder), Bayutou Bridge (total length 900m, maximum span 30m, upper structure adopts small box girder), Wutong Interchange (including Wutong Interchange Mainline Bridge, total length 1330m, the largest The span is 70m, the upper structure adopts steel-concrete composite girder and small box girder, and the 70m span is steel-concrete composite girder), etc., Wuzhen South Interchange Main Line Bridge, Tongfu Viaduct No. 1 Bridge, Tongxiang Service Area Main Line Bridge, Bayutou Bridge, The Wutong Interchange Main Line Bridge is actually a bridge with a continuous bridge length of 6415m; the specific engineering quantity is detailed in the engineering quantity list, and the estimated construction and installation cost is about 2.649 billion yuan.

From Wuzhen to Chongfu Highway (Sanhuan West Road), Tongxiang City, the main line is K0+000～K5+347.159, the length of the route is 5.347km; the main engineering content is: roadbed, bridges, culverts, safety facilities and embedded pipelines ( Only including embedded pipelines, excluding safety facilities, etc.) and related temporary works, etc., completion of construction, defect liability period, defect repair and warranty period warranty responsibility; main structure: Bridge across the Beijing-Hangzhou Grand Canal (full length 713.24m, maximum span 110m, the upper structure adopts steel box composite girder and small box girder, the 110m span adopts double-layer steel box composite girder structure, the upper span is the navigation channel of the Beijing-Hangzhou Ancient Canal), etc. The specific project quantity is detailed in the engineering quantity list, and the estimated construction and installation cost is about 363.2 billion yuan.

Section TJ03

The Nanxun-Tongxiang section of the Su-Taiwan Expressway and the Tongxiang-Deqing connecting line (Phase II) are the main line K24+597.839～K34+207.339, the connecting line LK0+000～LK0+741, the length of the route is 10.351km; the main project content For: roadbed, road surface, bridges, culverts, safety facilities and embedded pipelines (only embedded pipelines, excluding safety facilities, etc.), greening along the road (excluding housing greening and environmental protection facilities) and related temporary works, etc. Construction completion, defect repair period and warranty period warranty responsibility; main structure: Tongfu Elevated Bridge No. 2 (total length 1362.5m, maximum span 110m, upper structure adopts steel box composite girder and small box girder, 110m span Double-layer steel box composite girder, the upper span of the navigation channel of Hangping-Shenzhen Line), Tongfu Elevated Bridge No. 3 (total length 1712.5m, maximum span 55m, upper structure adopts steel-concrete composite girder and small box girder, 55m span is steel Concrete composite beam), Fengming junction (including the main line bridge of Fengming junction, the total length is 1875m, the maximum span is 85m, the upper structure adopts steel-concrete composite beam and small box girder, 85m span is steel-concrete composite beam), Tongfu elevated 4 Bridge No. (980m in total length, 50m in maximum span, small box girder for the upper structure), Chongfu Interchange (including the Chongfu Interchange Mainline Bridge, 1230m in total length, 30m in maximum span, and small box girder for the upper structure), Shazhutang Bridge (1874.5m in total length, 60m maximum span, steel-concrete composite girder and small box girder used in the upper structure, steel-concrete composite girder 60m span), Qitang Hub (including No. 1 bridge of the main line bridge of Qitang Hub) (Excluding the railway and the advance section) (the main line bridge No. 1 has a total length of 385m, the maximum span is 30m, and the upper structure adopts small box girder), Tongfu Viaduct No. 2 Bridge, Tongfu Viaduct No. 3 Bridge, and Fengming Hub The main line bridge, Tongfu Elevated Bridge No. 4, Chongfu Interchange Main Line Bridge, Shazhutang Bridge, and Qitang Junction Main Line Bridge No. 1 bridge are actually one bridge, with a continuous bridge length of 9419.5m; the specific engineering quantity is detailed in the engineering quantity list. The estimated construction and installation costs are about 2.67804 billion yuan.

From Wuzhen to Chongfu Highway (Sanhuan West Road), Tongxiang City, the main line is K5+347.159～K12+740, the length of the route is 7.393km; the main engineering content is: roadbed, bridges, culverts, safety facilities and embedded pipelines ( Only including embedded pipelines, excluding safety facilities, etc.) and related temporary works, etc., completion of construction, defect liability period, defect repair and warranty period warranty responsibility; main structure: Cross Changshan River Bridge (total length of 588.24m, maximum span of 110m) The upper structure adopts steel box composite girder and small box girder. The 110m span is double-layer steel box composite girder, and the upper span is the navigation channel of Hangping-Shenzhen Line), Beisha Zhutang Bridge (full length 188.24, maximum span 30m, superstructure All use small box girder), etc. The specific project quantity is detailed in the engineering quantity list, and the estimated construction and installation cost is about 502.1 million yuan.

Section TJ04 Tender

The Nanxun-Tongxiang section of the Su-Taiwan Expressway and the Tongxiang-Deqing connection line (Phase II) start and end with the connecting line LK0+741～LK9+340, the route length is 8.599km; the main engineering content is: subgrade, road surface, bridge, culvert , Completion of construction of safety facilities and embedded pipelines (only embedded pipelines, excluding safety facilities, etc.), greening along the road (excluding housing construction and environmental protection facilities) and related temporary works, etc., defect repair and defect repair during the liability period Warranty period warranty responsibility; main structures: Jinjiadai Bridge (full length 1425, maximum span 25m, upper structure adopts small box girder), Fengming Interchange (excluding Fengming Interchange connection line, main line No. 1 bridge length 150m, the maximum span is 25m, the upper structure adopts small box girder; the main line No. 2 bridge has a total length of 385m, the maximum span is 30m, and the upper structure adopts small box girder. The diameter is 100m, the upper structure adopts variable cross-section continuous box girder and small box girder, and the 100m span is variable cross-section continuous box girder. The total length is 1100m, the maximum span is 30m, and the upper structure adopts small box girder), Zhouquan Elevated Bridge No. 2 (the total length is 3610m, the length of this section is 1425m, the maximum span is 30m, and the upper structure adopts small box girder), etc.; The Fengming Interchange Main Line No. 2 Bridge, the Zhouquan Viaduct No. 1 Bridge, the Chongfu North Interchange Main Line Bridge, and the Zhouquan Viaduct No. 2 Bridge are actually one bridge, with a continuous bridge length of 6410m. The specific engineering quantity is detailed in the engineering quantity list, and the construction and installation cost is estimated. 1.5655.1 billion yuan.

Section TJ05

The Nanxun-Tongxiang section of the Su-Taiwan Expressway and the Tongxiang-Deqing connecting line (Phase II) starts and ends with the connecting line LK9+340～LK19+494.543. The route length is 10.155km: the main engineering content is: subgrade, pavement, bridge, culvert, Construction completion of safety facilities and embedded pipelines (only embedded pipelines, excluding safety facilities, etc.), greening along the road (excluding housing construction and environmental protection facilities) and related temporary works, etc., defect repair and warranty during the liability period Period warranty responsibility; main structure: Zhouquan Elevated Bridge No. 2 (the total length is 3610m, the length of this section is 2185m, the maximum span is 60m, the upper structure uses steel-concrete composite beams and small box beams, and the 60m span is steel-concrete composite beams) , Zhouquan Interchange (the main line bridge of Zhouquan Interchange, the total length is 1056.09m, the maximum span is 31m, and the upper structure adopts small box girder), Zhouquan Elevated Bridge No. 3 (the total length is 1788.9m, the maximum span is 60m, the upper structure adopts Steel-concrete composite girder and small box girder, 60m span is steel-concrete composite girder), Zhouquan Service Area (Nanyang Bridge has a total length of 200m, a maximum span of 25m, and the upper structure adopts small box girder; Mamingcun Bridge has a total length of 175m , The maximum span is 25m, the upper structure adopts small box girder), Tujiabang Bridge (the total length is 2533.7m, the maximum span is 100m, the upper structure adopts variable cross-section continuous box girder and small box girder, and the 100m span is a variable cross-section continuous box Beam), Xinshi Hub (the main line bridge of the Xinshi Hub, with a total length of 150m and a maximum span of 25m, with small box beams used in the upper structure; Shangtanlang Separation Bridge, with a total length of 503.3m and a maximum span of 25m, with the upper structure adopted Small box girder; spanning the Lianhang Expressway in operation), etc., Zhouquan Viaduct No. 2 Bridge, Zhouquan Interchange Main Line Bridge, and Zhouquan Viaduct No. 3 Bridge are actually one bridge with a continuous bridge length of 5029.99m; the number of specific projects is detailed See the engineering quantity list, the estimated construction and installation cost is about 1.72431 billion yuan.

The planned construction period of the TJ01 tender: 1095 calendar days (25 months), and the defect liability period is 24 months. The planned construction period of the TJ02 section to the TJ05 section: 1216 calendar days (29 months), and the defect liability period is 24 months.

Obtaining and submitting bidding documents

Potential bidders can log in to the "Zhejiang Public Resources Trading Center Electronic Bidding Trading Platform" (hereinafter referred to as the "Electronic Trading Platform") (URL: http://www.zmctc.com) with their CA digital certificate, in this announcement Download the bidding documents and supplementary documents (Q&A, clarification) below. Keywords: engineering news, engineering construction information

The deadline for submission of bidding documents is 14:00 on November 8, 2021; the submission method of bidding documents, electronic bidding documents are submitted online and uploaded to the electronic bidding trading platform of Zhejiang Public Resources Trading Center. Editor/Sang Xiaomei