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NIGERIAN NATIONAL PETROLEUM CORPORATION-

INVITATION FOR PRE-QUALIFICATION/EXPRESSION OF INTEREST FOR THE CONSTRUCTION OF PERIMETER FENCE OF THE PROPOSED 720MW AGURA INDEPENDENT POWER PLANT PROJECT SITE

NIGERIAN NATIONAL PETROLEUM CORPORATION
GAS AND POWER INVESTMENT COMPANY LIMITED (NGPIC)
NNPC TOWERS, HERBERT MACAULAY WAY, CENTRAL BUSINESS DISTRICT,
P.M.B. 190, GARKI, ABUJA – NIGERIA.
INVITATION FOR PRE-QUALIFICATION/EXPRESSION OF INTEREST FOR THE CONSTRUCTION OF PERIMETER FENCE OF THE PROPOSED 720MW AGURA INDEPENDENT POWER PLANT PROJECT SITE

1.0 INTRODUCTION
The Agura IPP was conceived in response to the Federal Government of Nigeria’s strategy to increase power generation in the country. The plan is to build a 720MW power plant in Agura (near Egbin), in Ikorodu LGA, Lagos, Nigeria. In furtherance of the developmental plans of the Agura IPP, NNPC Gas and Power Investment Company is desirous to construct a perimeter fence around the 155 Hectares proposed IPP site.

In compliance with the Public Procurement Act 2007 and the Bureau of Public Procurement guidelines, NGPIC invites interested competent and reputable Contractors/Companies to submit pre-qualification documentation for the construction of perimeter fence of the proposed 720MW Agura independent power plant project site “Works” as described in Section 2 below.

2.0 BRIEF DESCRIPTION OF THE PROJECT (SCOPE OF WORK)
The scope of “Work” for the perimeter fencing works includes but not limited to the following:
1. Excavate foundation trench i.e. 1.2 meters deep from strip level
2. Construction of 50mm thick 1:8-mix concrete blinding for wall Strip and columns Pad Foundations
3. Mix and lay of 150mm plain vibrated in-situ concrete mix 1:3:6 in strip foundation
4. Construction of 3 meter high RC 230mm by 230mm columns at 3 meter interval and double columns with 25mm expansion at 9 meter interval along the perimeter wall
5. Construction of 3 meter high Block wall
6. Allow for provision of expansion joint filled with weak cement-sand mortar (1:12) @every 9-meter length interval between double columns and at change in direction
7. Construction of 230mm hollow sandcrete block laid in cement and sand mortar (1:4) commencing from strip foundation
8. Apply INSITU FINISHINGS Tyroline (2 layers to be applied. The final layer lightly smoothen with Hand trowel) ON:- both sides of Blockwalls and Columns
9. Construction of 75mm thick concrete coping on top of the wall and column reinforced with BRC mesh.
10. Fabrication and erection of 51x51x4mm mild steel angle iron fabricated into Y-shaped, bedded at-least 150mm into coping/block wall and grouted in cement and sand mortar (1:4) placed@ 1000mm interval.
11. Supply and fixing of six (6) ply 3mm gauge mild steel twisted american concertina or “equal and approved” barbed wire threaded and drawn tight through vertical shaped angle iron.
12. High Yield steel reinforcement to BS 4449:1997 GRADE 460 IN COL. BASE. 12mm diameter bar in column bases
13. High Yield steel reinforcement to BS 4449:1997 Grade 460 in Column. 16mm diameter bar in columns
14. High Yield steel reinforcement to BS 4449:1997 Grade 460 in Column. 10mm diameter bar as stirrups
15. Excavate foundation trench i.e 1.2 meters deep from strip level
16. Construction of 50mm thick 1:8-mix concrete blinding for wall Strip and columns Pad Foundations
17. Mix and lay of 150mm plain vibrated in-situ concrete mix 1:3:6 in strip foundation
18. Construction of 3 meter high RC 230mm by 230mm columns at 3 meter interval and double columns with 25mm expansion at 9 meter interval along the perimeter wall
19. Construction of 3 meter high block wall
20. Allow for provision of expansion joint filled with weak cement-sand mortar (1:12) @every 9-meter length interval between double columns and at change in direction
21. Construction of 230mm hollow sandcrete block laid in cement and sand mortar (1:4) commencing from strip foundation
22. Apply insitu finishings Tyroline (2 layers to be applied. The final layer lightly smoothen with hand trowel) on:-both sides of Blockwalls and Columns
23. Construction of 75mm thick concrete coping on top of the wall and column reinforced with BRC mesh.
24. Fabrication and erection of 51x51x4mm mild steel angle iron fabricated into Y-shaped, bedded at-least 150mm into coping/block wall and grouted in cement and sand mortar (1:4) placed @ 1000mm interval.
25. Supply and fixing of six (6) ply 3mm gauge mild steel twisted American concertina or “equal and approved” barbed wire threaded and drawn tight through vertical shaped angle Iron.
26. High Yield steel reinforcement to BS 4449:1997 Grade 460 in col Base. 12mm diameter bar
27. High Yield steel reinforcement to BS 4449:1997 Grade 460 in column. 16mm diameter bar
28. High Yield steel reinforcement to BS 4449:1997 Grade 460 in column. 10mm diameter bar as stirrups.
29. Keep a clean work environment and cart away shrubs, topsoil, rubbles, and excess excavated material from the site.
30. Carry out other related works.
31. GATE HOUSE/GATE:
1. Construction of 2 No. Gate House and Proposed Security Screening Area inclusive of Electrical wiring, fittings and plumbing works (20 Square Meters buildable area)
2. Fabrication, construction, delivery, and site erect of two (2 Nos.) 2-leaf, equal length, double swing, purpose Steel Industrial Gate of 2.80m height to suit an opening of 9.0m and a single leaf purpose steel industrial pedestrian gate to suit an opening of 1.2m (what is the thickness of the metal plate for the fabrication of the gate)
3. Keep a clean work environment and cart away shrubs, topsoil, rubbles and excess excavated material from the site
4. Carry out other related works

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