Engineering works and construction works

Tender description

The scope of work for the Project includes, but is not limited to the following elements: — Undertake Pre-Construction Services consisting of outline design followed by detailed design including associated surveys, and development of an implementation methodology, considering relevant constraints. — Design services to include: o Bridge superstructure / substructure, o Highways, lighting, footpath and cycleway tie in works, o Embankment works, o Highways drainage, o Accommodation of Foul Water and Utility requirements crossing the RDR Phase 3 to serve the wider housing development, o Temporary Works. — Stakeholder Management with associated Consents, including Highways England, Essex County Council (Highways), Network Rail, Chelmsford City Council. — Construction of RDR Phase 3. The Beaulieu Radial Distributor Road (RDR) Phase 3 Infrastructure works requires the construction of a bridge over the Great Eastern Main Line managed by Network Rail and A12 slip roads managed by Highways England. Bespoke agreement for the Stage 1 pre-construction services and detailed design. NEC3 ECC Main Option A for the Stage 2 construction contract and build elements. The evaluation of the most economically advantageous tender will be based on responses to both the Stage 1 and Stage 2 requirements. If the Contractor fails to satisfy the Employer's objectives at the end of Stage 1, the contractual obligations under the NEC3 ECC Option A contract Stage 2 will not proceed. The works are to link the RDR Phase 2 to the Boreham Interchange (a length of approximately 510 metres) comprising a steel framed bridge of approximately 115 metres, incorporating a 7.3m carriageway, 3m wide footpath/cycleway. The Bridge will be constructed a minimum of 5.9m above the existing Great Eastern Main Line Track Level with concrete parapet walls. The Beaulieu RDR Phase 3 Infrastructure project sets out to achieve the following objectives: — Connect the A138/A12 Boreham Interchange to the RDR Phase 2 and proposed housing development via the bridge crossing the railway. — Work to the agreed Asset Protection Agreement with Network Rail. — Establish Traffic Management design/forum interchange associated with S278 works. — To minimise disruption to existing environments with a sustainable approach to the undertaking of the works and the finished product.