Germany - Building supervision

Description

The city of Sarstedt intends to remove the level crossing in the Friedrich-Ludwig-Jahnstraße (DB line 1732; km 17,848). The plan-free crossing is to be realised by the construction of a new overpass. A single-span bridge structure consisting of 2 structurally separate WIB superstructures will be constructed. Support width 18.00 m, clear width 14.5 m, crossing angle 68.94 gon as well as a trough structure with 2 lanes and a stepped cycle path. In addition, an appropriate bridge will be built as a trough crossing for the cycle path parallel to the railway, which essentially requires the following construction measures:- Relocation of the road traffic routing by building a replacement road with a combined footpath and cycle path including a trough crossing the construction of a watertight trough structure including drainage facilities and lighting in the area of the structure for underpassing the road with foot and cycle paths, each following the railway overpass to the connection to the new road to be built or to the connection to existing or to be constructed footpath and cycle path,- construction of a pedestrian/cycle bridge over the trough structure as a replacement for the interrupted brick road,- construction of a double-track railway overpass (EÜ) in railway km 17.848 as rolled girders in concrete, - Construction of new noise barriers on both sides of the railway line, which are necessary due to this crossing measure,- Re-routing of lines and cables, - Adaptation of all cable, supply and disposal lines of third parties affected by the measure, - New or existing lines Conversion of drainage systems. The city intends to award the services of the local construction supervision as part of the overall measure to a suitable and efficient office.differentiation from other contracts under the measure The following contracts have already been awarded: (1) Overall planning All services required for planning in accordance with HOAI without local construction supervision; (2) Waste disposal management: soil disposal incl. soil cleaning, including the supervision of the local construction supervision; (3) Waste disposal management: soil cleaning, including the supervision of the local construction supervision. contaminated substances;(3) Contract for the constructional implementation of the measure (net contract value EUR 14 157 240.86) The following services have been or will be awarded separately:1) SiGeKo; 2) Railway construction supervision; 3) Railway safety services; 4) Railway test engineer; 5) Railway authorised to submit operating documents; 6) Railway planning inspector; 7) Railway acceptance inspector; 8) Archaeological accompaniment; 9) Soil science construction accompaniment. The services supplemented by rail are particularly necessary for the railway facilities. All these services are not part of the local construction supervision.service description the services include the service description of the special services local construction supervision according to annex 12 to § 43 paragraph 4, § 48 paragraph 5 HOAI as follows:- continuous control of the costs in tabular form, itemised, see below,- checking of supplements, including, if necessary, cost increase or reduction and cost update within a maximum of 2 working days, see below- Preparation of the construction books,- plausibility check of the staking out,- monitoring of the execution of the construction work:-- cooperation in briefing the contractor on the construction work (construction start-up meeting), -- monitoring of the execution of the object for compliance with the documents released for execution, the construction contract and the client's specifications, -- checking and evaluating the eligibility of addenda, -- carrying out or arranging for control tests, -- monitoring of the elimination of the defects found during acceptance of the work, -- documentation of the construction process. - Cooperation in the measurement of dimensions with the executing companies and checking of the measurements, - Cooperation in official acceptances, - Cooperation in the acceptance of services and deliveries, - Invoice checking, comparison of the results of the invoice checks with the order total, - Cooperation in monitoring the checking of the functionality of the plant components and the entire plant, - Monitoring the execution of supporting structures according to Annex 14.2 Fee zones I and II with very low and low planning requirements for compliance with the proof of stability, - Monitoring the removal of defects within the limitation period and in accordance with Annex 15 to § 55 (3), § 56 (3) HOAI as follows, - Carrying out performance measurements and functional tests, - Factory acceptance tests, - Updating the execution plans (e.g. floor plans, sections, views) up to the existing situation, compiling and, if necessary Preparation of as-built plans for the participating companies (city, railway) according to their specifications, - Preparation of invoice vouchers instead of the executing companies, e.g. measurement, - Final invoice (substitute performance), - Preparation of multidisciplinary operating manuals (e.g. operating manual, repair manual) or computer-aided facility management concepts, - Planning of aids for repair purposes. Within the scope of local construction supervision, the contractor (AN) must take a stand on every item in the bill of quantities where the quantity stated is exceeded or under-run by more than 10 %. The same applies to requirement items. The quantity deviations and the released requirement items must be listed in a table, which must contain at least the following information:-- Item number of the service specifications, -- short text, -- unit, -- quantity put out to tender, -- required quantity, -- reason, -- percentage over/underrun of the 110%/90% rate, -- unit price, -- valuation (quantity reduction, quantity increase or requirement item), -- confirmation by the CL (to be ticked).Furthermore, the Contractor shall keep a table of the supplements, which shall contain at least the following: -- supplement number, -- date, -- designation, -- statement by the Contractor with date and recommendation, -- supplement quantity, -- unit, -- price, -- confirmation by the Client, -- date of confirmation, -- difference to the construction sum. The Contractor shall be provided with copies of the tender documents and the security plan by the Client after the assignment. The documents are to be kept available on the construction site at all times.coordination and coordination with the specialist construction managers the local construction supervision must be informed about the contents of the safety plan and the specifications contained therein must be observed.the proper disposal of hazardous waste is to be checked and confirmed by means of the accompanying and acceptance certificate prescribed in Lower Saxony.at the end of the service, the documents of the local construction supervision prepared during the construction work, such as the construction diary, photo documentation, supplementary inspections, inspections for excess/shortfall quantities, measurement inspections, proof of disposal, etc., are to be submitted to the local construction supervision. special requirements Due to the scope and importance of the project, special requirements must be imposed on the bidder:1) The bidder must have sufficient experience in the field of engineering structures, traffic facilities and technical equipment for the service profile of local construction supervision. The experience can be brought in by several people. However, the overall responsibility must lie with a person to be nominated. As proof, reference projects of the last 3 years in a similar construction volume as planned must be enclosed,2) The persons nominated for the 3 named areas must be able to provide proof of at least a university degree as an engineer or an equivalent degree and must have appropriate technical knowledge in the named areas. The self-declaration must be accompanied by the type of professional experience and the number of years of professional experience,3) The tenderer must provide evidence that he has sufficient staff capacity,4) It must be demonstrated that, if necessary, a representation with the same or equivalent expertise and experience can provide the services,5) The project management and the staff actually employed must be named,6) A special licence for the supervision of railway construction is not required,7) Proof of professional liability or Project insurance with the insured sums of 1.50 million EUR for personal injury and 1.50 million EUR for other damages must be submitted at the latest when the order is placed Fee it is intended to agree the fee as a fixed amount including incidental costs plus statutory VAT.

Opportunity closing date

22 January 2020

Value of contract

to be confirmed