Engineering ServicesVKE E082 A81 Stuttgart Singen AS Sindelfingen Ost AK B blingen Hulb BOL B 43 47 and 55 HOAI Lph 6 8 9 local construction supervision and special servicesDescription The provision of services includes the following services BOL B 43 47 and 55 HOAI Lph 6 8 9 Local construction supervision and special servicesThe existing route runs between the cities of B blingen and Sindelfingen The expansion line begins at km 590 180 and ends at km 597 400 with the transition to the AS B blingen Hulb AS G rtringen section The length is 7 220 km The section currently comprises 3 full connection points and 1 half connection point There are 3 sections between the 4 connection points At the end of the 1960s the route was laid out and built as federal road B 14 in accordance with the routing principles at that time in almost open terrain In the 1970s the B 14 was upgraded to the A 831 and renamed the A 81 in 1987 The distance of the B 14 to the development of Sindelfingen was originally 500 m and to the development of B blingen 300 m In the meantime some of the buildings have moved up to 20 m away from the road The existing four lane section was originally built as a two lane federal road and therefore no longer meets the requirements that must be placed on a heavily used motorway The average daily traffic volume in 2010 depending on the section was between around 95 400 vehicles 24h and 116 000 vehicles 24h Analysis 2010 DTVW 11 The existing four lane cross section without hard shoulder is no longer sufficient at peak times It is planned to expand the section of the route into six lanes RQ 36 based on the current regulations The expansion is made difficult by the existing constraints especially because of the short distances to the existing buildings The route design is based on the existing narrow corridor between the cities of B blingen and Sindelfingen In addition to the routing of the route detailed considerations of the construction process route and structures are also necessary because due to the high traffic load four lanes must be available for traffic during the construction period The 7 220 km section of the route essentially includes the following systems and structures to be erected or work to be carried out from north to south Conversion BAB 81 from km 591 180 to 597 400 with concrete road Pushing through an amphibian culvert DN 2000 Widening of the forest path underpass BW 7220 548 M nchsbrunnen on both sides Conversion of the Sindelfingen Ost junction from a full connection to a half connection Replacement new bridge structure BW 7220 545 UF Mahdentalstrasse Extension of the diffuser BW 7220 544 Goldbach Conversion of the B blingen Ost junction from a half connection to a full connection including two nodes on Tilsiter Stra e Replacement bridge construction BW 7220 543 UF Tilsiter Stra e widening of bridge structure BW 7220 630 UF Leibnizstrasse Elimination of the noise barrier and the LSW along Leibnizstrasse Creation of a provisional roadway along the tunnel structure as traffic guidance during construction including signage and protective devices Construction of a temporary noise barrier along the bypass New construction of tunnel cover B blingen Sindelfingen BW 7320 654 in open construction with one tube per direction of travel 3 lanes TSF incl Company building and technical equipment Temporary temporary bridges bus cyclist pedestrian over the tunnel to maintain traffic in Leipziger Stra e Replacement bridge construction BW 7320 556 F Leipziger Stra e Dismantling and removal of the support wall BW 7320 553 FR Stuttgart Replacement new bridge structure BW 7320 555 F B blinger Sindelfinger Stra e Temporary traffic facilities and makeshift bridges to maintain traffic in Wolfgang Brumme Allee Rudolf Diesel Strasse Replacement new bridge structure BW 7320 551 F Wolfgang Brumme Allee Rudolf Diesel Stra e Replacement new passage BW 7320 550 cycle path underpass AS B blingen Sindelfingen Reconstruction production of the new B blingen Sindelfingen junction with connection to Flugfeldallee Replacement new bridge structure BW 7319 564 F Calwer Stra e K1073 repair of culvert BW 7319 554 Aischbach doling Replacement bridge construction BW 7319 563 UF Dornierstrasse Replacement bridge construction BW 7319 561 UF B464 respective dismantling and removal of all structures to be replaced New drainage systems canals along the expansion section New construction of 5Time limit for receipt of tenders or requests to participate Date 30 06 2020 Local time 12 00 Disclaimer The above text is machine translated For accurate information kindly refer the original document
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