QUALITY ASSURANCE & QUALITY CONTROL (QA/QC)

We implement structured Quality Management Systems (QMS) as per:

• IS 9001 (Quality Management System)

• MoRTH Section 900 (Quality Control for Road Works)

• RDSO Quality Guidelines (Railway Projects)

• ASTM International Testing Standards

QA/QC System Implementation

• Project Quality Plan (PQP/QAP) as per ISO & RDSO formats

• Method Statements & ITPs aligned with MoRTH / IS / ASTM

• Stage-wise inspections (Pre / During / Post Activity)

• Pour Card System for RCC works

• NCR Management with Root Cause Analysis (RCA) & CAPA

• Third-Party Inspection & Audit Coordination

CONCRETE & STRUCTURAL QUALITY CONTROL

Standards Followed:

• IS 456 – Plain & Reinforced Concrete

• IS 13920 – Earthquake Resistant Design

• IS 516 – Concrete Strength Testing

• ASTM C39 / C143 / C31 – Concrete Testing Standards

• MoRTH Section 1700 – Structural Concrete

Technical Scope:

• Mix Design (M10–M80) as per IS 10262 & ASTM C192

• Slump / Flow Test (IS 1199 / ASTM C143)

• Cube Casting & Compressive Strength Testing

• Batching Plant Calibration & RMC Quality Control

• Reinforcement Inspection (IS 1786, IS 2502)

• Formwork Inspection (Alignment, Staging, Load Capacity)

FIELD & LAB TESTING (SOIL, AGGREGATE, MATERIAL)

Soil Testing Standards:

• IS 2720 Series (Part 1–41) – Soil Testing

• ASTM D698 / D1557 – Compaction Tests

• MoRTH Section 305 / 306 – Embankment & Subgrade

Tests Performed:

• Field Dry Density (FDD) – Core Cutter / Sand Replacement

• Plate Load Test (IS 1888 / ASTM D1194)

• Standard Penetration Test (IS 2131 / ASTM D1586)

• Soil Compaction & CBR Testing

Aggregate & Material Testing:

• IS 2386 (Part 1–8) – Aggregate Testing

• ASTM C136 – Sieve Analysis

• ASTM C127 / C128 – Specific Gravity

Tests:

• Sieve Analysis

• Silt Content

• Flakiness & Elongation Index

• Specific Gravity & Water Absorption

PILING & FOUNDATION ENGINEERING

Standards Followed:

• IS 2911 (Part 1–4) – Pile Foundation

• ASTM D1143 – Pile Load Test

• RDSO Guidelines for Railway Foundations

Technical Scope:

• Bored Cast-in-Situ Pile Execution & QC

• Bentonite Slurry Testing (Density, Viscosity, pH)

• Initial & Routine Pile Load Test

• Pile Integrity Test (Low Strain)

• Pile Register & Documentation

NON-DESTRUCTIVE TESTING (NDT)

Standards:

• IS 13311 (Part 1 & 2)

• ASTM C597 / C805

Tests:

• Ultrasonic Pulse Velocity (UPV)

• Rebound Hammer Test

• Core Cutting & Strength Evaluation

HEALTH, SAFETY & ENVIRONMENT (HSE)

Standards:

• IS 18001 / ISO 45001 (Safety)

• MoRTH Safety Guidelines

• Railway Safety Codes

Implementation:

• Permit-to-Work (PTW) System

• Toolbox Talks & Safety Audits

• Hazard Identification & Risk Assessment (HIRA)

• Zero Accident Execution Strategy