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📚 Construction Guide

BOQ Checklist for Homeowners: What to Verify Before Signing

A practical BOQ checklist for homeowners to verify before signing a construction contract in Chennai. Structural items, finishes, MEP, and payment terms.

Before you sign any construction contract, use this checklist to verify your contractor's BOQ is complete, specific, and realistic. Missing even one major item can lead to a costly dispute mid-construction.

Structural & Substructure Checklist

  • SBC testing cost included?
  • Excavation and disposal included?
  • PCC bed specified (mix grade)?
  • Foundation type specified (isolated footing, raft, pile)?
  • Anti-termite treatment included?
  • Plinth beam and plinth filling included?
  • Concrete grade specified for each element (footing, column, slab)?
  • Steel grade and diameter schedule provided?

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Masonry & Plastering

  • Block/brick type specified (solid, hollow, AAC)?
  • Mortar mix specified?
  • Internal plaster thickness specified?
  • External plaster specification?
  • Parapet wall height and thickness?

Waterproofing

  • Terrace waterproofing system specified (brand and type)?
  • Bathroom waterproofing included?
  • Sump waterproofing included?
  • Water testing / ponding test included?

Flooring & Finishes

  • Tile type and brand per area?
  • Skirting specification?
  • Staircase finishing?

MEP (Mechanical, Electrical, Plumbing)

  • Wire brand and grade?
  • Switch brand?
  • MCB and DB board specification?
  • Earthing specification?
  • Plumbing pipe brand and material (CPVC/uPVC)?
  • Bathroom fixtures specification?
  • Overhead tank — RCC or Sintex, capacity?
  • Sump capacity?

External Work

  • Compound wall included?
  • Drive / pathway?
  • RCC drain / stormwater?
  • Gate specification?

FAQs

What if my contractor's BOQ is missing some of these items?

Ask the contractor to add missing items with quantities and rates before signing. If they refuse or cannot explain the omission, use Buildogram's BOQ audit service for an independent review.

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