| S.No. | Checkpoint | IS Requirement | Status |
|---|---|---|---|
| 1. SCOPE & OBJECTIVES | |||
| 1.1 | Scope: Define paving work scope (length, width, layer type, thickness, area) Acceptance: Specify: km/m extent, width (lanes), layer designation (DBM/BC), thickness (mm), design standards | Cl. 503 — Work definition | |
| 1.2 | Objectives: State quality, safety, environmental, and schedule objectives Acceptance: Density target (≥98%), zero safety incidents, weather compliance, schedule adherence | Cl. 503 — Goal setting | |
| 2. MATERIALS & SPECIFICATION | |||
| 2.1 | Bitumen: Grade, source, supplier, quality cert, storage temperature, handling procedure Acceptance: Grade (60/70, 80/100); source approval; test certs; storage 135-150°C; no overheating | Cl. 501 — Binder specification | |
| 2.2 | Aggregates: Source, grading, LA abrasion, impact value, fines content, supplier Acceptance: Source approval; grading limits; LA ≤40%; impact ≤30%; fines ≤10%; e&f ≤25% | Cl. 501 — Aggregate specification | |
| 2.3 | Mix Design: JMF (Job Mix Formula) binder content, grading, target density, Marshall spec Acceptance: JMF approved; binder % by weight; Marshall stability ≥1800 kg, flow 2-4mm, VIM 3-5% | Cl. 503 — Design parameters | |
| 2.4 | Quality Standards: Compliance with IS 73, IS 2386, SP 20 specifications Acceptance: All material and construction conform to applicable IS codes and specifications | Cl. 503 — Standard compliance | |
| 3. PLANT & EQUIPMENT | |||
| 3.1 | Batch Plant: Type, capacity, make, model, age, maintenance schedule, certification Acceptance: Minimum 40 tph capacity; scales certified ±2%; hot bins temperature control; cleanliness | Cl. 503 — Equipment specification | |
| 3.2 | Paver: Type (fixed/tracked), make, model, width, screed control (manual/automatic) Acceptance: Self-propelled paver; width match road width; automatic screed preferred; <5 yrs old | Cl. 503 — Paving equipment | |
| 3.3 | Roller: Type (static/vibratory), weight (≥3t), no. of rollers, operating procedure Acceptance: Vibratory roller ≥3t static weight; 2-3 rollers for redundancy; maintenance log | Cl. 503 — Compaction equipment | |
| 3.4 | Support Equipment: Sweeper, chip spreader, water truck, temperature measurement devices Acceptance: Mechanical sweeper for cleaning; calibrated thermometers (IR gun, thermocouple) | Cl. 503 — Ancillary equipment | |