Hanzhong Gate Bridge, the first repair cracks up to investigate the same time - Hanzhong Gate Bridge, bridge cracks, engineering accident -

Nanjing Hanzhong Gate Bridge reconstruction project information pictures

Ben Wang in December reported " Nanjing Hanzhong Gate Bridge, China Railway 15 Bureau blamed for cracking "Accident case, and now has a new progress. Yesterday, bridge construction unit - Nanjing Construction Committee specially convened press briefing, Deputy Director of Nanjing Construction Committee, Jian-Ping Zou informed at the meeting the specific circumstances of cracking in the bridge, initially identified Cracking the bridge. The meeting decided to entrust the responsibility of Hanzhong Gate Bridge in all units need to be completed by the end of January 2010 the bridge issue and the Government will not pay for this. Meanwhile, the Nanjing government quality supervision departments will thoroughly investigate this incident sternly dealt with responsible units.

HC Engineering Machinery Network Cost 35 million yuan reform of Hanzhong Gate Bridge just one year, and the railings on the crack. Yesterday, Jian-Ping Zou, deputy director of Nanjing Construction Committee, on behalf of Nanjing Construction Committee, Hanzhong Gate Bridge reconstruction project on the railing column cracking quality problems were notified. Zou, according to deputy director, said the main cause is part of the fence railing columns crack root cracking and northwest parts of Approach Bridge railings off Taiwan caused by joints. Now they have been processed on the railings, restored end of next month, the whole project takes 500 thousand yuan, but this cost will be borne by all those responsible, the Government made it clear that not a penny.

55 railings appear inclined cracks Deputy director, said Zou, Hanzhong Gate Bridge Reconstruction Project construction project in Nanjing by the Agent Unit Investment Management Co., Ltd. Construction, China Railway 15 Bureau Group construction firm building the first Commissioner of Nanjing, Nanjing Municipal Design and Research Institute limited design company design. Project started in November 2006, June 30, 2008 opening run, November 18, 2008 final acceptance, February 26, 2009 transfer of custody.

December 4 this year, the Urban Services Authority found that the root bridge is more than 30 cracked hole in the fence, the largest office can be reached into his fingers, but the construction unit had, without using structural adhesive paste filling cracks the night, so absurd " legerdemain "aroused great concern in the media and the public, accused of" paste ghost. " Site inspection and investigation by experts in analysis, has two main aspects: First part of the railing uprights root cracking, and second, the Northwest side of the fence off parts of Approach Bridge station tenon. Preliminary statistics, the south side of the sidewalk railing cracking of the more serious, the main bridge sidewalk railing column 39 root inclined cracks appear, the north approach spans are 11 rails column root cracks in the sidewalk north of the main bridge railing 5 column appears inclined crack root .

Appears there are several main reasons for cracking

Main bridge railing would have been caused cracking the main reason? Zou, deputy director, said the investigation by the expert analysis, Hanzhong Gate Bridge Bridge of casting was completed in the summer, high temperature, because of bridge, after steel and Qiaolan continuous concrete shrinkage deformation coefficient of granite stone is different, resulting in the bottom of column fracture; In addition, one reason crack Qiaolan abutment settlement, Hexi are soft, then Approach slope due in part to ground subsidence in Latvia Bridge fence, railings and columns to produce a shift in the joints and openings.

In human management, the construction unit in the fence construction requirements as required pursuant to relevant provisions of the construction; supervision unit not conscientiously perform their supervisory duties, not strict; design unit bridge railing design considerations are not fine, not deep enough; relevant management unit In construction, poor management and acceptance process. However, after spot inspection, the main structure of the bridge intact, no security risk, is operating normally.

Repair costs incurred by the construction unit Cut

Then removed and replaced with new stone railings, will not crack over time again? Zou, deputy director, said: No, the settlement part of the reason is basically in place, the settlement will not be significant, and the same time, railing replacement units when the construction supervision under the weight of the parties will no longer appear in place to install slot is not reserved for the situation . Deputy Director Chow told reporters that the cost of replacing the bridge railing government certainly will not pay to be paid by the construction unit, the same time, they will also investigate the responsible person's responsibility. Deputy director, said Zou, strictly investigated, not shield their mistakes.

Glue paste the Nanjing Bridge everywhere dangerous city in the torture of society

Investigation team has been formed to investigate

It is understood that Nanjing Municipal Construction Committee and the Public Authority has already started to initiate an investigation on the matter. Specifically by the quality supervision department of Nanjing government led Construction Committee related departments, offices, supervision departments involved in the establishment of quality issues investigation team, according to legal procedures for further investigation on this quality, in this basis, in accordance with the "Construction Law", "quality of construction projects Regulations "and other laws and regulations on the responsibility of units and persons responsible for serious treatment. By then, the relevant information will be timely to the public.

Net Assessment: It is noteworthy that the construction unit to Nanjing Hanzhong Gate Bridge Construction Committee, the construction unit of China Railway 15 Bureau Group Co., Ltd., Nanjing Municipal Design Institute of the design unit, construction and supervision units for the first transaction of Nanjing The limited liability company, Agent Unit for the construction project in Nanjing Investment Management Limited, the above units which units will actually pay for the accident? We need to continue to focus on, but the unit responsible for the accident can not be separated the five units!

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