Provide waterproofing services for office spaces roof

PAGE 1 of 16 ANNEXURE 1 – Scope of Work – Solicitation_191N6526Q0066_Waterproofing Office Spaces STATEMENT of WORK NEW DELHI, INDIA Roof Replacement of Office Spaces Roofs CONTENTS: PART ONE GENERAL PART TWO PRODUCTS PART THREE EXECUTION PART FOUR SCHEDULE PART FIVE DRAWINGS OVERSEAS BUILDINGS OPERATIONS -- 1 of 16 -- PAGE 2 of 16 ANNEXURE 1 – Scope of Work – Solicitation_191N6526Q0066_Waterproofing Office Spaces FACILITY MANAGEMENT FACILITY MANAGEMENT OFFICE EMBASSY OF THE UNITED STATES OF AMERICA, NEW DELHI U.S. GOVERNMENT OWNED OFFICE SPACES ROOF REPLACEMENT WORK STATEMENT OF WORK PART ONE - GENERAL 1.0 BACKGROUND AND PURPOSE 1.1 The U.S. Embassy in New Delhi has a requirement to replace waterproofing on the roof of office spaces block at Enclave Compound. This project requires a qualified contractor to install a two-ply modified bitumen protected membrane system under thermal insulation and concrete pavers according to US standard roof industry practices. 1.2 The roof area is approximately 750.00 square meters (8070 square feet). Contractors are advised to verify the area during contractor walkthrough. Any claim later will not be entertained for increase in the area. Any ambiguity found later will be at the discretion of the Contracting Officer for any modification. 1.3 All materials required to complete the project shall be provided and installed by the Contractor. Any damage to the structure shall be repaired matching to existing by the contractor at no additional cost to USG. • Secondary Roof Ply [750 sq mtr]: o 3mm thick smooth APP modified bitumen; “STP“ by Shalimar Tar Products • Base & Top Ply [1200 sq mtr]: o 4mm thick smooth APP modified bitumen; “STP “by Shalimar Tar Products • Flashing Top Ply [330 sq mtr]: o 4mm thick granule APP modified bitumen; “STP“ by Shalimar Tar Products Note: Below are the technical specifications for STP membranes. Any membranes matching or exceeding these specifications will be considered as equivalent. Vendor must mention which product they are choosing / considering for the bid and why? -- 2 of 16 -- PAGE 3 of 16 ANNEXURE 1 – Scope of Work – Solicitation_191N6526Q0066_Waterproofing Office Spaces Key Technical Specifications Property Specification (3mm & 4mm) Roll Size 1m x 10m Tensile Strength Longitudinal: >650 N / 5cm; Transverse: >450 N / 5cm Elongation at Break Longitudinal: 40% ± 10; Transverse: 50% ± 10 Softening Point ≥ 150°C Cold Flexibility Up to -2°C (Standard) or -5°C (On demand) Heat Resistance No flow at 120°C for 2 hours Puncture Resistance Static: 280 ± 20 N; Dynamic: I-3 Water Absorption 0.2% to 1.0% Max GENERAL REQUIREMENTS 1.4 Contractors shall provide personnel, material, equipment, and supervision to complete the technical requirements in this Statement of Work. Contractor shall follow security and safety directions as explained by the COR. 1.5 Contractors shall have limited access to or be admitted into the Residence building outside areas designated for the project except with permission by the COR. 1.6 There is a possibility that work may get disrupted at times, initially during the demolition phase due to noisy work. 1.7 Any damage that occurs to the building, equipment, furnishings or landscaping due to the failure of Contractor to properly protect and secure the work site while the roof project is in progress shall be Contractor’s responsibility to repair or replace the damage that have taken place matching to existing at Contractor’s expense. -- 3 of 16 -- PAGE 4 of 16 ANNEXURE 1 – Scope of Work – Solicitation_191N6526Q0066_Waterproofing Office Spaces PART TWO – PRODUCTS 2.0 SCOPE OF WORK 2.1 The Contractor shall be required to prepare reports, bill of materials, quality control schedules and construction costs. These documents shall provide the necessary interfaces, coordination, and communication between the Embassy, Overseas Buildings Operations [OBO], and Contractor for the delivery of a complete roof replacement project. 2.2 Pre-Construction Submittals: Contractor shall submit all cut sheets, brochures and material samples as specified for approval before use on the project: • Sample Warranties STP (or equivalent) & Contractor • Bituminous Primer STP or equivalent • Concrete foam blocks Local • Slip Sheet Local • Drainage Board Texsa or equivalent • Extruded Polystyrene Insulation DOW or equivalent • Filter Fabric Texsa or equivalent • Concrete Paver local • Stainless Steel Flashing local • Aluminum Termination Bar local • Fasteners (screws & nails) local • Sealants Sika or equivalent • Elastomeric Coating local 2.3 Storage Area: • The Embassy will provide a storage area for the Contractors use on the Compound. • All materials shall be delivered in sealed conditions on site and shall be opened in front of the COR. • Contractor shall barricade the designated storage area and the area around the construction lift and details as follows: o Use galvanized 24-gauge metal corrugated sheets with proper metal support for barricading purposes. Height of the barricade should be 2.5 meters (8 feet) from the existing floor level. o All the material, for the purpose of the barricade, should be in good condition. Rusted and damaged material will not be allowed for use. o Provide and install necessary self-supporting metal supports for the barricade. o Do not drill holes in the existing driveway paving or to use any of the existing structures as a support for the barricade. -- 4 of 16 -- PAGE 5 of 16 ANNEXURE 1 – Scope of Work – Solicitation_191N6526Q0066_Waterproofing Office Spaces 2.4 Demolition: • This roof should be divided into quadrants by constructing brick wall per location approved by COR to facilitate termination of the membranes. • The Contractor shall demolish and remove the existing waterproofing layers; existing concrete support structures as shown at the time of the pre-proposal walk through. • Once the quadrant is done in all respects, next quadrant will be provided to the vendor. • Vendor shall constru…