PROPOSED COMPLETION OF ROAD INFRASTRUCTURE AND MAINTENANCE WORKS AT EXPORT PROCESSING ZONES AUTHORITY - ATHI RIVER. ITEM NO.

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Benedict Green
5 years ago
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1 BILL 1 : GENERAL & PRELIMINARIES A B C Allow for preliminaries of mobilization and set up, storage facilities etc,minor preparatory works and compliance with conditions of contract Allow a Prime Cost Sum of ksh 500,000 for Project Manger's supervision expenses and offsite material testing. SUM , , Include a percentage of Prime Cost sum in item B above for Contractor's overheads and profit. % 1.00 D Provide and maintain project publicity sign board. NO 2.00 CIVIL WORKS PART A Page 1 of A BOQS

2 TOTAL CARRIED TO SUMMARY PAGE CIVIL WORKS PART A Page 2 of A BOQS

3 BILL 2 SITE CLEARANCE & TOP SOIL STRIPPING A B Clear site on road reserve including removal of trees, hedges, vegetation and other deleterious materials, grub up roots and backfill to 100% MDD (AASHTO T99) with approved material in accordance with the specifications and as directed by the Engineer. SM 1, Removal of top soil to a maximum depth of 200mm in accordance with the specifications and as directed by the Engineer. CM BILL 3 EARTH WORKS FOR BUS BAY C Cut to spoil in soft material CM 1, D E F Provide and fill in approved hard material (Hardcore) to bus bay area as directed on site by the Engineer. Rate to include cost of watering and compaction to desired levels (95% MDD, AASHTO T99). CM Provide lay and compact 300mm thick approved murram sub-base in layers of 150mm thick. CM Provide, lay and compact 300mm thick Hand Packed Stones including quarry dust blinding to the satisfaction of the Engineer. CM CIVIL WORKS PART A Page 3 of A BOQS

4 TOTAL CARRIED TO SUMMARY PAGE BILL 3 : CULVERTS AND DRAINAGE STRUCTURES No separate payment shall be made for gravel for blinding and hauling to spoil unsuitable excavation materials and the cost of such shall be included in the rates and /or prices. A Excavate/desilt, grade to shape inlets outfalls, side drains to free flow conditions including cart to spoil any excess grass debris and soils as and where directed by the Engineer. CM B Clean drains to free flow conditions. LM 3, C Clean culverts of all sizes to free flow conditions. LM D Excavate in any material, provide and joint 600 x 360 mm invert block drains (IBD) precast concrete channels with single side precast side slabs of 600 x 225 x75 mm as lining for stormwater drain including bedding and backfilling with selected material as directed by the Engineer. LM CIVIL WORKS PART A Page 4 of A BOQS

5 E Trim and shape to required profile for stone pitching SM F Provide all materials, select stones and construct 150mm thick stone pitching and grout with mortar all in accordance with the specifications and in conformity to Engineer's instruction. SM BILL 4: CEMENT TREATED BASE MATERIALS G H I J Excavate, trim and clean potholes, failed and damaged areas of the carriageway and edges including cart to spoil the excavated materials. CM Provide, place and spread natural gravel of CBR greater than 30% on repair and reconstruction areas as specified and as directed by the Engineer. CM Provide, place and spread GCS material with the grading as specified and as directed by the Engineer. CM Provide, transport to site and spread cement on GCS material for base as specified and as directed by the Engineer at kg/cm. TON K Allow for mixing in cement into GCS CM L Allow for curing and protection of treated layers as specified. SM TOTAL CARRIED TO SUMMARY PAGE BILL NO 5 :BITUMINOUS SURFACE TREATMENT & SURFACE DRESSING CIVIL WORKS PART A Page 5 of A BOQS

6 A Prepare surface of carriage way, bus bay and repair areas, provide, heat and spray MC 30 cutback bitumen prime coat at Litres/sm L 60, B C D Provide, heat and spray 80/100 cut-back bitumen (single seal) on the carriage way at a rate of Litres/sm L 84, Provide,transport, lay and roll 10/14 mm precoated with MC 30 chippings at a rate of sm/cm CM Provide and spray K1-60 as tack coat on potholes, rumble strips and speed bumps, rate of litres/sm L BITUMINOUS MIXES E Provide, lay and compact Asphalt Concrete Type II to bus bay, pothole patching, speed control bumps and rumble strips as directed by the Engineer at Bitumen content of % by weight of total mix. CM BILL 7: FOOT PATH F Prepare foot path base by cutting and filling up damaged areas with approved gravel material. Rate to include cost of compaction and watering. SM 3, G Prepare surface of foot path, provide heat and spray MC 30 cut-back bitumen as prime coat at the rate of Litres/sm. L 3, H Provide, lay and compact one layer of Asphalt Concrete (0/10) on foot path. Rate to include application of K1-60. CM I Allow for replacement of damaged paving slabs on the existing footpths. SM 1, CIVIL WORKS PART A Page 6 of A BOQS

7 J Allow for repair of concrete surround on the existing foot paths (Concrete Class 15). CM A TOTAL CARRIED TO SUMMARY PAGE BILL 8 : ROAD FURNITURE Provide approved refrectorised white paint and paint road kerbs (250mm) at the road edge as directed by the Engineer. SM 1, B Ditto but black paint SM 1, C Provide approved refrectorised yellow paint and paint 100mm wide yellow center lines on the road as directed by the Engineer. SM D As item B aboe but 400mm wide give way lines at junctions SM E F As item B above but 500mm wide pedestrian crossing markings. SM Provide and erect permanent road signs where instructed by the Engineer and in accordance with the specifications as follows: (a) Warning Signs NO 5.00 CIVIL WORKS PART A Page 7 of A BOQS

8 (b) Priority, Prohibitory and Mandatory Signs NO 5.00 ( c) Standard Informatory Signs NO 5.00 G Clean existing road signs, repaint and properly align to vertical position and repaint the supporting structures. NO H Excavate for, provide and place 250 x 125mm class 25/20 precast concrete raised or ramped kerbs haunched in 100mm thick class 15/20 concrete base bedding and mortar joined in support to carriageway, bus bay and junctions as directed by the Engineer. (a) Straight Kerbs LM (b) Kerbs radius: 12m-6m LM ( c) Ditto but radius: 5m -1m LM (d) Ditto but 100 x 125 mm flush kerbs LM TOTAL CARRIED TO SUMMARY PAGE BILL 9: PROVISIONAL SUMS A Allow a Provisional Sum of Ksh 300,000 (Three Hundred Thousand Only ) for construction of Bus Shades. 300, CIVIL WORKS PART A Page 8 of A BOQS

9 B Allow a Provisional Sum of Ksh 2,000,000 (Two Million Only) for Land Scaping works. 2,000, C D Allow a Provional Sum of Ksh 3,000,000 (Three Million Only) for construction of pedestrian covered walkway. 3,000, Allow a Provisional Sum of Ksh 5,000,000 (Five Million Only) for Contigencies. 5,000, CIVIL WORKS PART A Page 9 of A BOQS

10 TOTAL CARRIED TO SUMMARY PAGE 10,300, SUMMARY PAGE Carried Forward from Page 1 Carried Forward from Page 2 Carried Forward from Page 3 Carried Forward from Page 4 Carried Forward from Page 5 Carried Forward from Page 6 10,300, CIVIL WORKS PART A Page 10 of A BOQS

11 SUB-TOTAL I FOR PART A CARRIED TO GRAND SUMMARY PAGE CIVIL WORKS PART A Page 11 of A BOQS

8.01. SUB TOTAL 1 1,168, ADD 16% VAT 187, TOTAL 1,356, Total Carried Forward to Form of Tender:

8.01. SUB TOTAL 1 1,168, ADD 16% VAT 187, TOTAL 1,356, Total Carried Forward to Form of Tender: Contract No WARD NAM AINAMOI WARD ROAD NAME 3.30 KM SUMMARY Bill No. Description Amount Preliminary and General Items 1.01 Allow a prime cost sum of Ksh.20,000 for Engineer's miscellaneous account and