Malcolm Street Raised Crossings Design

Overview Mansfield Shire Council is seeking to engage an experienced and qualified consultant to update the Malcolm Street reconstruction drawings and associated documents, and to design Wombat crossings at the roundabout of Malcolm Street/Highett Street, as well as on View Street, Malcolm Street, and Highett Street. About Mansfield Shire Council plans to reconstruct Malcolm Street in two stages, subject to funding availability, based on updating designs originally completed in 2020 with some minor changes. Council is also seeking to integrate new Wombat crossings on Malcolm Street, View Street, and Highett Street into the tender packages. The successful tenderer will receive the design drawing file completed in 2020 for the Malcolm Street construction, including the CAD files. Scope The scope of works is the update of the Malcolm Street designs to include Wombat crossings and the design of other Wombat crossings, and includes: Updating the Malcolm Street reconstruction design drawings, schedule of rates, and other associated documents previously completed in 2020 to produce revised tender package documents, incorporating the markup drawing details Reviewing the previous pavement design and preparing a revised profile featuring a stabilised subgrade with thin asphalt and crushed rock Staging the tender: Stage 1 comprising the four Wombat crossings at the Highett St/Malcolm St roundabout legs, the Malcolm Street reconstruction from the roundabout through to Village Court, and the Wombat crossing near Village Court and the East end Wombat crossing; Stage 2 comprising the Malcolm Street reconstruction from Village Court through to the new East end Wombat crossing Undertaking designs and integration of the Wombat crossings into the Malcolm Street drawings package, including four crossings at the Highett Roundabout, an additional Wombat crossing near the Chenery Street intersection, and modification and relocation of the existing school crossing into a Wombat crossing near Village Court (a total of six Wombat crossings) Realigning kerb lines as per Council markups to address St Mary's school traffic management concerns, which may include a lane separation treatment (raised or painted) Including the southern side of the shared user path and driveways in Stage 1 construction, with the northern side assumed to be constructed as part of Stage 2 Reviewing reported drainage issues on the north side of Malcolm Street and exploring opportunities to capture and discharge stormwater into the existing network Including a cycling link connecting the shared user path on the southern side of Malcolm Street at both the Highett Street and Chenery Street ends, including kerb ramps to allow cyclists to transition between the roadway and the shared path Undertaking a feature survey if required for the Malcolm Street Wombat crossings Updating the schedule of quantities and other documents as required to support the documentation changes Undertaking feature survey as required, preparing detailed designs, schedules of rates, and associated tender package inclusion documents for the Wombat crossings at View Street (adjacent Mansfield Secondary College), Highett Street (adjacent Mansfield Primary School), and Highett Street (near Steiner School) Determining the location of proposed signage and new line marking Developing and including a strategy for managing kerbside and overland flows at the crossings Designing solar streetlights for all the Wombat crossings and including them in the tender documents Delivering the design documentation and Bill of Quantities in two stages: Stage 1 tender documents comprising sufficient design documentation, drawings, specifications and a BOQ suitable for Council to issue the construction works for public tender, and Stage 2 detailed design/Issued for Construction (IFC) documentation and final BOQ, following completion of all required survey, investigations, design development, coordination and detailed design Providing allowances for construction support, RFI responses, and technical advice during the tender and construction period Asset Quantities, Provisional Sum Preparation of a separate schedule of quantities, categorised by the following asset classes where applicable to the project, using Issued for Construction quantities, for internal use only (not forming part of the tender documents) and submitted as a separate file: Preliminaries Road Pavement (base type, sub-base type, and formation type, each with width, length, thickness, area, quantity, unit rate and amount based on expenditure type) Road Surface (surface type, length, width, thickness, area, quantity, unit rate and amount based on expenditure type) Pipes, including all new pipes, renewals and disposals, with quantity, unit rate and amount based on expenditure type Pits, including all new pits, renewals and disposals, with quantity, unit rate and amount based on expenditure type Footpaths (treatment length, width, thickness and areas, based on material type and expenditure type) Driveways Kerb and Channel (kerb types, treatment length and types, with quantity, unit rate and amount based on expenditure type) Signage Culverts Demolitions, including details of demolitions and removals associated with the asset Other applicable categories, including retaining walls and handrails