RS ISO 21931-2: 2019 SUSTAINABILITY IN BUILDINGS AND CIVIL ENGINEERING
WORKS — FRAMEWORK FOR METHODS OF ASSESSMENT
OF THE ENVIRONMENTAL, SOCIAL AND ECONOMIC
PERFORMANCE OF CONSTRUCTION WORKS AS A BASIS FOR
SUSTAINABILITY ASSESSMENT —
PART 2: CIVIL ENGINEERING WORKS
37,500.00
49
1,837,500.00
2
Rwanda Standards
RS ISO 4435: 2003 PLASTICS PIPING SYSTEMS FOR NON-PRESSURE
UNDERGROUND DRAINAGE AND SEWERAGE —
UNPLASTICIZED POLY(VINYL CHLORIDE) (PVC-U)
