SUPPLEMENTARY PREAMBLES Waterproofing Waterproofing of roofs, basements, etc. shall be laid under a ten year guarantee. Waterproofing to roofs shall be laid to even falls to outlets etc. with necessary ridges, hips and valleys. Descriptions of sheet or membrane waterproofing shall be deemed to include additional labour to turn-ups and turn-downs DAMP-PROOFING OF WALLS AND FLOORS Unit Quantity Rate One layer 250 micro ''Gunplas DPC 150 (SABS)'' waterproof sheeting well lapped at joints and intersections bedded and joined in cement mortar 1 Under surface beds bldg 4: 137, Bldg 10: 13, Bldg 11: 31 One layer of 375 micron "Brikgrip DPC (SABS)" embossed damp proof course well lapped at joints and intersection bedded and joined in cement mortar 2 In walls bldg 4: 16, Bldg 10: 16, Bldg 11: 15 On layer of 340 micron embossed damp proof course 3 To perimeter walls m² 181 m² 47 m Three coats "Flinkcoat Type 5" Bitumen emulsion waterproof coating 4 On brick walls m² 74 WATERPROOFING TO ROOFS, BASEMENTS, ETC One layer "Bituthene 3000" fully bonded waterproofing to 5 Around aluminium frames Bldg 10: 12, Bldg 11: 62 m² 74 Section No.2 Bill No.5 WATERPROOFING PROVISIONAL BILLS OF QUANTITIES Carried to Summary Amount rate only 6 Dome skylight, overall size 2000 x 2000mm wide No 4 rate only Bldg 1: 4 7 Dome skylight, overall size 2000 x 3000mm wide No 4 rate only Bldg 1: 4 8 Dome skylight, overall size 2000 x 5000mm wide No 1 rate only Bldg 1: 1 One layer "Derbigum SP4" waterproofing membrane, with 75mm side laps and 100mm end laps, sealed to primed surface to falls and cross falls, strictly in accordance with the manufacturer's specification applied by an approved applicator: 9 On metal roofs m² rate only 10 On Concrete slabs m² 363 bldg 3: 41, bldg 4: 124, Bldg 7: 63, Bldg 10: 63, Bldg 11: 72 11 Turn-ups and turn-downs exceeding 300mm high m 149 bldg 3: 11, Bldg 4: 30, Bldg 7: 32, Bldg 10: 32, Bldg 11: 44 PROTECTIVE ROOF PAINT Two coat bituminous aluminium paint 12 On waterproofing to roof m² 408 bldg 3: 44, Bldg 4: 133, Bldg 7: 73, Bldg 10: 73, Bldg 11: 85 One layer "Bituthene 3000" fully bonded brown epoxy coal tar to: 13 Galvanised steel gutters m² rate only Expansion joints 14 10mm Neoprene jointing strip in 125mm thick concrete slab and m 30 10 x 10mm polysulphide sealant. blgd 4: 30 Waterproofing around aluminium frames 15 Polysulphide sealant around metal frames m 9 bldg 11: 9 50mm Thick preformed resin bonded "Rockwool" pipe sections sealed with and including 3mm thick "Micon Flamsayf 325" penetration sealing system to 16 50mm Diameter pipe No rate only 17 110mm Diameter pipe No 36 bldg 4: 18, Bldg 7: 6, Bldg 10: 4, Bldg 11: 8 Section No.2 Bill No.5 WATERPROOFING PROVISIONAL BILLS OF QUANTITIES Carried to Summary R Section No. 2 R - Bill No. 5 WATERPROOFING SUMMARY page No 1 Total Brought Forward from Page No. 58 59 R - Carried Forward to Summary Section No. 2 R Item No SECTION NO. 2 BILL NO. 6 Unit Quantity Rate ROOF COVERINGS ETC PREAMBLES: For Preambles see "Model Preambles for Trades." SUPPLEMENTARY PREAMBLES Trade names Wherever a trade name for any product has been described, the Tenderer's attention is drawn to the fact that any other product of equal quality may be used subject to the written approval being obtained prior to the closing date for submission of tenders LOCAL PRODUCTION AND CONTENT FOR DESIGNATED SECTORS Tenderers are advised to study the Standard Bidding Document (SBD 6.2) in respect of Minimum threshold for Local Content requirements forming part of this tender as Prescribed in the Preferential Procurment regulations, 2017. PROFILED METAL SHEETING AND ACCESSORIES
Supplementary Labour (a) If the Employer wishes to engage supplementary labour to perform work performed by its Employees under this Agreement, the Employer must first consult in good faith with the affected Employees.
Supplementary Vacation The supplementary vacations as set out below are to be banked on the outlined supplementary vacation employment anniversary date and taken at the Employee’s option at any time subsequent to the current supplementary vacation employment anniversary date but prior to the next supplementary vacation employment anniversary date.