Construction of Sanitation Facilities at Gangarassosangassumi Ganye Lga of Adamawa State

• Country: Nigeria
• Summary: Construction of Sanitation Facilities at Gangarassosangassumi Ganye Lga of Adamawa State
• NGT Ref No: 58105311
• Deadline: 15 Oct 2021
• Financier: United States Agency for International Development (USAID)
• Purchaser Ownership: Government
• Tender Value: Refer Document
• Notice Type: Tender
• Document Ref. No.: NIG_YOL_TEN14
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• Description:
• Tenders are invited for Construction of Sanitation Facilities at Gangarassosangassumi Ganye Lga of Adamawa State Preliminaries and General Items A Intersite Mobilisation and Demobilisation of Equipment and Personnel Ls Substructure A Clearing of Site 25.00 m2 B Excavate Trenches, 525mm Width and 600mm Depth to Receive Foundations Starting from the Strip Level 6.00 m3 C Provide Approved Antitermite Teatment to Surfaces of Excavation 25.00 m2 Concrete Works A Strip Footing (Plain Insitu Concrete 1:2:4 Mix) 1.00 m3 B Floor Slab 150mm Thick (Plain in Situ Concrete 1:2:4 Mix, 20mm Aggr.) 1.43 m3 C 100mm Thick Slab on Corridor (Plain in Situ Concrete Mix (1:2:4 Mix, 20mm Aggr.) 0.80 m3 D Formwork (Ditto Edges of Bed not Exceeding 150mm High) 17.50 m2 Blockwork A 225mm Thick Sandcrete Hollow Block Fillled With Solid Weak Concrete in Foundation 10.55 m2 Substructure Works Carried to Summary Item Description Qty Unit Rate Amount Superstructure Concrete Works A Provide 250mmx50mm Thick Coping with Spikes on Top of All Exposed Walls as Approved by the Engineer 0.07 m3 External and Internal Wall A Blockwork 150mm Sandcrete Block Laid in Cement and Sand (1:4) to Wall Plate including Urinal Partitions 34.00 m2 Roofing /Carpentry 0.45mm Thick Long Span Aluminium Roofing Sheet Laid at 150mm and Double Nailed to Purlin (Measured Separately) A Roofing (Complete with All Accessories) 7.20 m2 (Solignum or Any Other Approved Treatment Solution Impregnated Swan Hardwoood as Described) B 50 X 75mm Rafters 6.00 M C 50 X 50mm Purlins 14.00 M D 50 X 100mm Wall Plate 7.20 M E 225 X 25mm Wrought Fascia Covered with Flat Pan 11.00 M Doors, Drainage and Plumbing Tender No: nig_yol_ten14 Page 12 of 43 A Supply and Fix Purpose Made 750mm X 1900mm Metal Door Made with 2mm Thick Steel Plate Framed with 25mm X 50mm Steel Pipes Painted and Installed Complete with Steel Frames, Padlocks and Keys as in Indicated in the Drawings 4.00 No B Supply and Fix Purpose Made 800mm X 1900mm Metal Door Made with 2mm Thick Steel Plate Framed with 25mm X 50mm Steel Pipes Painted and Installed Complete with Steel Frames, Padlocks and Keys as in Indicated in the Drawings 4.00 No C Supply and Fix Purpose Made Single 900mm X 1600mm See through Door Made with 25mm X 50mm (2mm Gauge) Steel Pipes and Grilled With 25mm Square Steel Pipes as in the Drawings on the Entrance to the Facility Painted and Installed Complete with Steel Frames, Padlocks and Keys. 2.00 No D Provide and Install Inspection Chmabers (2- 600mm X 600mm and 1-750mm X 750mm) With Precast Reinforced Concrete Cover 75mm Thick for each of the Compactment 4.00 No E Provide and Install 1250mm X 900mm Chambers with Precast Reinforced Concrete Cover 75mm Thick for Septic Tank Alternating 1.00 No F Provide and Install 2400mm Long 100mm Diameter Pvc Vent Pipe Complete with All Accessories on All Inspection Chambers 4.00 No G Provide Approved Squat Pan Completely Fixed And Connected to Drain 4.00 No Sub Total Superstructure Works Tender No: nig_yol_ten14 Page 13 of 43 Item Description Qty Unit Rate Amount B/F H Provide and Install Completely Approved Wash Hand Basin Embedded in Block Work and 1 Water Tap in Front as Indicated in the Drawing 2.00 No I Allow for the Provison of Purpose Made Concrete Drain Finished with Vitrified Tiles and Partitioned at Intervals as Urinal, Running from Under the Washing to the Soak Pit as Indicated In the Drawing 2.00 No Physically Challenged Aids A Provide and Install Aproved Wc for Physically Challenged as in the Drawing 2.00 No B Provide and Install 25mm Gi Pipe as Hand Support Rails Cast Monolithically with the Floors Slab, Braced and Supported as Indivcated the Drawing. 2.00 No C Provide 1:5 Sloping Ramp on the Main Entrance to the Facility and on the Entrance to The Physically Challenged Compartment (4no) 0.81 m3 Floor and Wall Finishing A 300x300x9mm Thick White Colour Floor Tiles Laid in Cement and Sand Screeded Bed (1:4) 4.20 m2 B 12mm in Situ Finishing in Cement and Sand Internal and External Wall Rendering for Walls 70.00 m2 C Fixing of Sanitary Tiles (White Colour) 250mm x400mm on Toilet Walls (1200mm from the Floor) 14.00 m2 D Supply and Fix Approved White Colour Vitrified Tiles on Urinal Walls and Partitions (up to 150mm Top of Parttion Wall) 6.50 m2 Painting Tender No: nig_yol_ten14 Page 14 of 43 A Prepare and Supply Emulsion Paint (Colour to Be Approved by the Engineer) on All Internall Walls 20.00 m2 B Sandblasting (on All Externall Walls Leaving Out the Areas for Art Work) as Specified in the Or Directed by the Engineer 24.00 m2 C Metal Burglary Door and Other Metal Work (3 Coats Anti-Rust Finished with Approved Color As Directed by Engineer Ls D Art Work Ls Accessories A Provision of Bucket for the Toilet (Minimum Of 7 Litres) 3.00 No B Provision of Kettle for the Toilet 3.00 No Superstructure Works Carried to Summary Item Description Qty Unit Rate Amount Double Vault Septic Tank (Overall Dimension 4950mm X 3675mm x2050mm) A Exacavtion of Pit Size 5400mmx 4125mm X 1825mm 41.00 m3 B 100mm Plain in Situ Concrete Mix (1:2:4 Mix, 13mm Aggr.) on Tank Base 4.10 m3 C 100mm Apron Base Plain in Situ Concrete Mix (1:2:4 Mix, 13mm Aggr.) on Tank Base 0.09 m3 D 225mm Thick Partition Wall (Reinforced in Situ Concrete 1:2:4 Mix 19mm Aggregate and Necessary Formwork 2.20 m3 E 100mm Thick Cover Slab (Reinforced in Situ Concrete 1:2:4 Mix, 19mm Aggregate and Necessary Formwork) 1.70 m3 Tender No: nig_yol_ten14 Page 15 of 43 F 4nos 600mm x600m x100mm Manhole Slab (Reinforced Precast Concrete 1:2:4 Mix, 19mm Aggregate and Necessary Formwork) 0.25 m3 G 225mm Sandcrete Solid Block Filled with Weak Concrete in Tank Walls including Partitions Built in Cement Mortar (1:4) 35.20 m2 H 25mm Thick Cement and Sand (1:4) Render on Block Walls 35.20 m2 I Plumbing Works including All Accessories as Detailed in the Drawing Ls J Backfill Pebbles/Broken Blocks around and Inside the Pit 30.00 m3 K 225mm Thick Hollow Sancrete Block with Weep Holes (9mm High All Round in Tank Walls Built in Cement Mortar (1:4) 18.00 m2 L Covering of the Weepholes with Zinc to Prevent Short - Circuiting 18.00 m2 Concrete Works A Provide 250mmx50mm thick coping with spikes on top of all exposed walls as approved by the engineer 0.07 m3 External and Internal Wall A Blockwork 150mm sandcrete block laid in cement and sand (1:4) to wall plate including urinal partitions 34.00 m2 Roofing /Carpentary 0.45mm thick long span aluminium roofing sheet laid at 150mm and double nailed to purlin (measured separately) A Roofing (complete with all accessories) 7.20 m2 (Solignum or any other approved treatment solution impregnated swan hardwoood as described) B 50 X 75mm Rafters 6.00 m C 50 X 50mm Purlins 14.00 m D 50 X 100mm wall plate 7.20 m E 225 x 25mm wrought fascia covered with flat pan 11.00 m Doors, Drainage and Plumbing A Supply and fix purpose made 750mm x 1900mm metal door made with 2mm thick steel plate framed with 25mm x 50mm steel pipes painted and installed complete with steel frames, padlocks and keys as in indicated in the drawings 4.00 No Tender No: NIG_YOL_TEN14 Page 23 of 43 B Supply and fix purpose made 800mm x 1900mm metal door made with 2mm thick steel plate framed with 25mm x 50mm steel pipes painted and installed complete with steel frames, padlocks and keys as in indicated in the drawings 4.00 No C Supply and fix purpose made single 900mm x 1600mm see through door made with 25mm x 50mm (2mm gauge) steel pipes and grilled with 25mm square steel pipes as in the drawings on the entrance to the facility painted and installed complete with steel frames, padlocks and keys. 2.00 No D Provide and Install inspection chmabers (2- 600mm x 600mm and 1-750mm x 750mm) with precast reinforced concrete cover 75mm thick for each of the compactment 4.00 No E Provide and Install 1250mm x 900mm chambers with precast reinforced concrete cover 75mm thick for septic tank alternating 1.00 No F Provide and Install 2400mm long 100mm diameter PVC vent pipe complete with all accessories on all inspection chambers 4.00 No G Provide approved squat pan completely fixed and connected to drain 4.00 No DOUBLE VAULT SEPTIC TANK (Overall dimension 4950mm x 3675mm x2050mm) A Exacavtion of pit size 5400mmx 4125mm x 1825mm 41.00 m3 B 100mm Plain in situ concrete mix (1:2:4 mix, 13mm aggr.) on tank base 4.10 m3 C 100mm apron base Plain in situ concrete mix (1:2:4 mix, 13mm aggr.) on tank base 0.09 m3 D 225mm thick partition wall (reinforced in situ concrete 1:2:4 mix 19mm aggregate and necessary formwork 2.20 m3 E 100mm thick cover slab (reinforced in situ concrete 1:2:4 mix, 19mm aggregate and necessary formwork) 2.70 m3 F 6Nos 600mm x600m x100mm manhole slab (reinforced precast concrete 1:2:4 mix, 19mm aggregate and necessary formwork) 0.25 m3 G 225mm sandcrete solid block filled with weak concrete in tank walls including partitions built in cement mortar (1:4) 35.20 m2 The Small-Town Water, Sanitation, and Hygiene (STWASH) Activity is a five-year, initiative funded by the United States Agency for International Development (USAID), covering the states of Adamawa, Yobe, and Borno in North East Nigeria. The Activity is to support the sustainable improvements in access to basic water and sanitation that are necessary to facilitate ongoing recovery, peacebuilding, and economic development across the region. The goal of the program is to facilitate the economic recovery of some crisis-affected communities and bolster the capacity of the state governments in providing essential WASH services and creating and sustaining enabling environments for Small Towns Water Supply and Sanitation Agencies (STWSSAs) and Water Consumers Associations (WCAs) to operate effectively. The program has two broad compo
• Documents:

 Tender Notice