CAE-ConstrOverseas_UCF CO V11_signed.pdf
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- Solicitation number
- 19KE5025Q0012
- Issued by
-
Department of State
About this file
This is a Request for Proposals (RFP) issued by the U.S. Embassy in Nairobi, Kenya for construction of phase two of a perimeter wall at the LOCHAB residence. The scope includes demolition of existing structures, construction of new boundary walls across eastern (127m), southern (24m), western (54m), and northern (120m) sections, landscaping work, gatehouse finishes, and security guard services. The project requires concrete work, reinforcing, masonry, excavation, storm water drainage, and extensive landscaping including planting of trees, shrubs, and grass.
The RFP requires mandatory attendance at a pre-proposal conference on January 17, 2025 at 9:00am at LOCHAB. Questions are due by January 21, 2025 at 9:00am, with proposals due January 29, 2025 at 10:00am to Leslie Marks via email. The period of performance is 120 days from notice to proceed, with liquidated damages of $1,000 per day for delays. The contractor must provide performance and payment bonds for 20% of the contract price within 10 days of award. The contract will be firm-fixed price with no adjustments for escalation. VAT is exempt for this U.S. Embassy procurement.
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Text version
EMBASSY OF THE
UNITED STATES OF AMERICA
U. N. AVENUE GIGIRI NAIROBI, KENYA
LETTER TO PROSPECTIVE OFFERORS
Date: January 13, 2025
Dear Prospective Offeror:
SUBJECT: Solicitation Number 19KE5025Q0012 Construction of phase two Perimeter Wall for
LOCHAB residence.
The Embassy of the United States of America invites you to submit a proposal for construction of phase two of the perimeter wall for LOCHAB residence.
If you are interested in submitting a proposal on this project, read the instructions in Section L of the attached Request for Proposals (RFP).
If you intend to submit a proposal, you should thoroughly examine all documents contained in the contract solicitation package. The Embassy intends to hold a pre-proposal conference and conduct a site visit (see
L.6, 52.236-27). All prospective offerors who have received a solicitation package are invited to attend.
Attendance to the pre-proposal conference is mandatory. The conference will be held at LOCHAB on
January 17, 2025, at 9:00 am. Submit any questions you may have concerning the solicitation documents in writing via email to nairobigso-contracts@state.gov by 9am January 21, 2025. Responses will be sent in writing to all contractors on our list of interested parties.
Your proposal must be submitted to Attn: Leslie Marks, via email nairobigso-contracts@state.gov on or before 10:00 m on January 29, 2025. No proposal will be accepted after this time. See L.5 Instructions, Conditions & Notices
Complete the OFFER portion of the Standard Form 1442, including all blank spaces, and have the form signed by an authorized representative of your company, or the proposal may be considered unacceptable and may be rejected.
In order for a proposal to be considered, you must also complete and submit the following:
1. Section B and Attachment 4, Proposal Breakdown by Divisions;
2. Section K, Representations and Certifications;
3. Gantt chart illustrating sequence of work to be performed;
4. Additional information as required in Section L.
mailto:nairobigso-contracts@state.gov mailto:nairobigso-contracts@state.gov
The contract will be a firm fixed price contract, with no adjustment for any escalation in costs or prices of labor or materials. Each offeror will be responsible for determining the amount of labor and materials that will be required to complete the project, and for pricing its proposal accordingly.
Please be advised that each offeror is responsible for furnishing complete information to its subcontractor and suppliers, such as details and quantities required by the drawings and specifications. Subcontractors and suppliers should not be referred to the Embassy or the Architect for determining the amount or quantities of materials required.
The construction completion time is 120 days, commencing on date specified in the notice to proceed. In the event of an unauthorized or unexcused delay in completing the project, liquidated damages in the amount of USD $1,000 per calendar day will be assessed until substantial completion of the project is achieved.
The Contracting Officer reserves the right to reject any and all proposals and to waive any informality in proposals received. In addition, the Embassy reserves the right to establish a competitive range of one or more offerors and to conduct further negotiations concerning price and other terms before awarding the contract, or to award without discussions.
Please direct any questions regarding this solicitation to the Contracting Officer, Nairobi NairobiGSO-
Contracts@state.gov during regular business hours.
Sincerely, Leslie Marks
Contracting Officer mailto:NairobiGSO-Contracts@state.gov mailto:NairobiGSO-Contracts@state.gov
TABLE OF CONTENTS
SECTION
A. SF-1442 COVER PAGE
B. PRICING AND SCOPE OF WORK
C. DESCRIPTION/SPECIFICATIONS
STATEMENT OF WORK
D. PACKAGING AND MARKING
E. INSPECTION AND ACCEPTANCE
F. DELIVERIES OR PERFORMANCE
G. CONTRACT ADMINISTRATION DATA
H. SPECIAL CONTRACT REQUIREMENTS
I. CONTRACT CLAUSES
J. LIST OF ATTACHMENTS
ATTACHMENTS:
Attachment 1: Standard Form 25, Performance Bond - Attached
Attachment 2: Standard Form 25A, Payment Bond- Reserved
Attachment 3: Sample Letter of Bank Guaranty- Reserved
Attachment 4: Breakdown of Price by Divisions of Specifications
Attachment 5:
2.0 REVISED STRUCTURAL DRAWINGS
3.0 POSHO SAFETY PACKAGE
3.1 Activity Hazard Analysis (AHA)-Blank Work Sheet.
3.2 AHA Sample Scaffolding.
3.3 Risk Matrix.
3.4 EM 385-1-1 _EFFECTIVE 15March2024
K. REPRESENTATIONS, CERTIFICATIONS, AND OTHER STATEMENTS OF
OFFERORS OR QUOTERS
L. INSTRUCTIONS, CONDITIONS, AND NOTICES TO OFFERORS OR QUOTERS.
M. EVALUATION FACTORS FOR AWARD
MODEL CONTRACT – SECTION A
COVER PAGE - SF-1442
OMB APPROVAL NO. 2700-0042
SOLICITATION, OFFER,
AND AWARD
(Construction, Alteration, or Repair)
1. SOLICITATION NO.
19KE5025Q0012
2. TYPE OF SOLICITATION
SEALED BID (IFB)
[x] NEGOTIATED (RFP)
3. DATE ISSUED
January 02, PAGE OF PAGES
IMPORTANT - The “offer” section on the reverse must be fully completed by offeror.
4. CONTRACT NO.
5. REQUISITION/PURCHASE REQUEST NO.
PR 14942561
6. PROJECT NO.
7. ISSUED BY CODE 8. ADDRESS OFFER TO
U.S. Embassy Nairobi GSO Contracting Officer
U.S. Embassy Nairobi
9. FOR INFORMATION
CALL:
A. NAME
Leslie Marks
B. TELEPHONE NO. (Include area code) (NO COLLECT CALLS)
020-3636000
SOLICITATION
NOTE: In sealed bid solicitations “offer” and “offeror” mean “bid” and “bidder.”
10. THE GOVERNMENT REQUIRES PERFORMANCE OF THE WORK DESCRIBED IN THESE DOCUMENTS :
Construction of phase two Perimeter wall for LOCHAB residence Solicitation # 19KE5025Q0012 dated
January 02, 2025
11. The Contractor shall begin performance within __14__ calendar days and complete it within _120__ calendar days after receiving award, notice to proceed. This performance period is mandatory, negotiable. (See _______________.)
12A. THE CONTRACTOR MUST FURNISH ANY REQUIRED PERFORMANCE AND PAYMENT BONDS?
(If “YES,” indicate within how many calendar days after award in Item 12B.)
YES NO
12B. CALENDAR DAYS
13. ADDITIONAL SOLICITATION REQUIREMENTS:
A. Sealed offers in original and ____ copies to perform the work required are due at the place specified in Item 8 by _______ (hour) local time _____________________ (date). If this is a sealed bid solicitation, offers must be publicly opened at that time. Sealed envelopes containing offers shall be marked to show the offeror’s name and address, the solicitation number, and the date and time offers are due.
B. An offer guarantee is, is not required.
C. All offers are subject to the (1) work requirements, and (2) other provisions and clauses incorporated in the solicitation in full text or by reference.
D. Offers providing less than __90___ calendar days for Government acceptance after the date offers are due will not be considered and will be rejected.
NSN 7540-01-155-3212 1442-101 STANDARD FORM 1442 (REV. 4-
85) Computer Generated Prescribed by GSA FAR (48 CFR) 53.236-1(e)
OFFER (Must be fully completed by offeror)
14. NAME AND ADDRESS OF OFFEROR (Include ZIP Code)
15. TELEPHONE NO. (Include area code)
16. REMITTANCE ADDRESS (Include only if different than Item 14)
CODE FACILITY CODE
17. The offeror agrees to perform the work at the prices specified below in strict accordance with the terms of this solicitation, if this offer is accepted by the Government within __90___ calendar days after the date offers are due. (Insert any number equal to or greater than the minimum requirement stated in Item 13D. Failure to insert any number means the offeror accepts the minimum in Item 13D.
AMOUNTS
18. The offeror agrees to furnish any required performance and payment bonds.
19. ACKNOWLEDGMENT OF AMENDMENTS
The offeror acknowledges receipt of amendments to the solicitation -- give number and date of each
AMENDMENT NO.
DATE
20A. NAME AND TITLE OF PERSON AUTHORIZED TO SIGN
OFFER (Type or print)
20B. SIGNATURE
20C. OFFER DATE
AWARD (To be completed by Government)
21. ITEMS ACCEPTED:
22. AMOUNT
23. ACCOUNTING AND APPROPRIATION DATA
24. SUBMIT INVOICES TO ADDRESS
SHOWN IN
(4 copies unless otherwise specified)
ITEM
25. OTHER THAN FULL AND OPEN COMPETITION PURSUANT
TO
10 U.S.C. 2304(c)( ) 41 U.S.C. 253(c)( )
26. ADMINISTERED BY CODE 27. PAYMENT WILL BE MADE BY
CONTRACTING OFFICER WILL COMPLETE ITEM 28 OR 29 AS APPLICABLE
28.NEGOTIATED AGREEMENT (Contractor is required to sign this document and return ____ copies to issuing office.)Contractor agrees to furnish and deliver all items or perform all work, requisitions identified on this form and any continuation sheets for the consideration slated in this contract.
The rights and obligations of the parties to this contract shall be governed by (a) this contract award, (b) the solicitation, and (c) the clauses, representations, certifications, and specifications or incorporated by reference in or attached to this contract.
29. AWARD (Contractor is not required to sign this document.)Your offer on this solicitation is hereby accepted as to the items listed. This award consummates the contract, which consists of (a) the Government solicitation and your offer, and (b) this contract award. No further contractual document is necessary.
30A. NAME AND TITLE OF CONTRACTOR OR PERSON
AUTHORIZED TO SIGN (Type or print)
31A. NAME OF CONTRACTING OFFICER (Type or print)
30B. SIGNATURE
30C. DATE
31B. UNITED STATES OF AMERICA
BY
31C. AWARD DATE
Computer Generated STANDARD FORM 1442 BACK (REV. 4- 85)
PART 1 – THE SCHEDULE
SECTION B - SUPPLIES OR SERVICES
AND PRICES/COSTS
JAMES ZADROGA 9/11 VICTIMS HEALTH AND COMPENSATION ACT OF 2010
NOTICE: UNLESS A WAIVER OR EXCEPTION APPLIES, PAYMENTS
SUBSEQUENT TO THIS PROCUREMENT ARE SUBJECT TO AN EXCISE TAX OF 2%
PERSUANT TO 26 U.S.C. 5000C.
B.1 CONTRACT PRICE
The Contractor shall complete all work (including furnishing all labor, material, equipment and services) required under this contract for the following firm fixed price and within the time specified. This price shall include all labor, materials, overhead (including insurance required by FAR 52.228-3, Workers’
Compensation and War-Hazard Insurance), and profit.
Definitions and Abbreviations
"B.S." shall mean the current British Standard Specification published by the British Standards Institution, 2 Park
Street, London W.1. England.
“Kg.”: Shall mean Kilograms
“Nr.”: Shall mean Number
“MM”: Shall mean Millimeters
“Lm.”: Shall mean Linear Meters
“S.M..”: Shall mean Square Meters
“C.M..”: Shall mean Cubic Meters
“M.S.”: Shall mean Measured separately
“M.”: Shall mean Meters
“CFM”: Shall mean Cubic Feet Per Meters
“n.e.” : Shall mean Not Exceeding
Applicable Standards and Codes
The following codes and technical criteria and those referenced therein shall be required for this project.
References within each document listed below shall be required and adhered to. If there is conflict in the criteria the most stringent requirement shall be applied. The publications to be taken into consideration shall be those of the most recent editions.
1. US ARMY COPRS OF ENGINEERS
2. ACI 301M Specifications for Structural Concrete (2005), American Concrete Institute
3. ACI 318 Building Code Requirements for Structural Concrete (2005), American Concrete Institute
4. ACI 530/ASCE 5/TMS 402, Building Code Requirements for Masonry Structures (2005)
5. AISC 360 Specifications for Structural Steel Buildings (2005), American Institute of Steel
Construction
6. ASCE 7, Minimum Design Loads for Buildings and Other Structures (2005)
7. ASTM - American Society for Testing and Materials
8. ASTM-D-1586 Standard Test Method for Standard Penetration Test
9. AWS D1.1, Structural Welding Code – Steel (2004), American Welding Society
10. Factory Mutual (FM) Approval Guide-Fire Protection, latest edition
11. IBC - International Building Codes, 2006 edition (and its referenced codes including those inset below)
12. IPC – International Plumbing Code, latest edition
13. Codes and Standards of the National Fire Protection Association (NFPA)
[As applicable and enacted in 2002 or later, unless otherwise noted]
14. UFC 1-200-01, Design: General Building Requirements
15. UFC 1-300-07A, Design Build Technical Requirements
16. UFC 3-220-03fa, Soils and Geology
17. UFC 1-300-09N, Design Procedures
18. UFC 3-310-01, Structural Load Data
19. UFC 3-310-02A, Structural Design Criteria for Buildings
20. UFC 3-400-01, Design: Energy Conservation, latest edition
21. Underwriters' Laboratories (UL) Fire Protection Equipment Directory (2010)
22. UL Standards (as applicable)
23. Unified Facility Criteria (UFC) is available online at http://www.wbdg.org/ccb/browse_cat.php?o=29&c=4
24. British Standards (B.S.)
25. Structural Codes of Practice (C.P.)
26.National Electrical Code (N.E.C.)
Standards other than those mentioned above may be accepted if the standards chosen are internationally recognized and meet the minimum requirements of the specified standards. The Contractor shall be prepared to submit proof of this if requested.
B.1.1 Pricing Notes
Offerors are strongly advised to read and understand the following notes before pricing this section.
1. The unit of billing in this section is "item"
2. Amounts for demolitions shall include the following in addition to what is described in the particular item:
a) Making good i.e., re-instatement of any finishes and structures affected by the demolition work to the original state.
b) Clearing debris with speed on a daily basis as they arise, cleaning of affected surfaces, and removal of the debris from site to Nairobi County Government approved dumping sites. Accumulation of debris within the site premises shall not be allowed.
3. Demolition work shall be carefully executed with the particular aim of minimizing damage to adjacent finishes, structure, or components.
http://www.wbdg.org/ccb/browse_cat.php?o=29&c=4
4. The Contractor must take all steps necessary to safeguard existing and adjacent property, make good at his own expense any damage to persons or property caused thereon, and hold the Employer indemnified against any such claim arising.
5. The Contractor will be held fully responsible for the safety of the existing and adjacent buildings and for any damage caused in consequence of these Works. He must reinstate all damages at his own expense and indemnify the Employer against any loss.
6. The Contractor must take such steps and exercise such care and diligence as to minimize nuisance from dust, noise, or any other cause to the occupiers of the existing and adjacent property.
7. The amounts quoted shall be deemed to be inclusive of all handling of the removed items and their removal from site.
8. Amounts given should include for adequate temporary support and protection for the remaining elements of the buildings being demolished and to adjacent buildings and services.
9. All materials, components and fittings arising from the demolitions shall be made available to the COR to determine the materials the Embassy wishes to keep. The materials to be kept by the US Embassy shall be transported by the COR for storage as directed by the COR. The offeror is therefore expected to give realistic pricing in the appropriate column for items which have salvage value.
10. Bill of Quantities amounts indicated reflect the approximate quantity of demolition work to be executed.
11. The Contractor shall not alter or otherwise qualify the text of these Bills of Quantities. Any alteration or qualification made without authority will be ignored and the text of the Bills of Quantities as printed will be adhered to.
12 The Contractor shall be deemed to have made allowance in his prices generally to cover items of Preliminaries or additions to Prime Cost Sums or other items, if these have not been priced against the respective items.
13. In no case will any expenses incurred by Contractors in preparation of this Offer be reimbursed.
14.The Contractor is solely responsible for the accurate ordering of materials in accordance with the Drawings and Consultant's Instructions and no claims for any loss or expense will be entertained for orders for materials based upon the Bills of Quantities.
15. Compliance with laws and regulations see H.7.
16. The Contractor must allow for all costs incurred during the progress of the Contract for complying with the provisions concerning the preparation and use of graded mixes. Prices for plain or reinforced concrete shall include for mixing, hoisting, depositing, compacting, curing and protection at the various levels required throughout the building, and shall also include for forming or hacking a satisfactory key for all faces receiving asphalt and plaster work. Prices for slabs shall include for forming construction joints at bay edges, including all necessary temporary formwork and supplying records of such joints to the Engineer
17. Prices for steel reinforcement shall include for cutting to lengths and all labor in bending and cranking, forming hooked ends, handling, hoisting and fixing in position and for providing all necessary tying wire, spacer blocks and supports.
18.The prices for formwork shall include for extra material at joints, extra labor and waste for narrow widths, small quantities, overlaps, passings at angles, straight cutting and waste, splayed edges, notchings, etc., and for fixing at the various levels including battens, struts, and supports and for bolting, wedging, easing, striking and removal. Prices for linear items such as boxings shall include for angles and ends.
19. Prices of all precast concrete shall include for all molds, finishing as described, handling, reinforcement, hoisting and fixing at the required levels and for casting or cutting to the exact lengths required and any waste resulting from such cutting.
20. Prices for expansion joints shall include for cutting to size and all temporary supports and prices for expansion joint sealers shall include for all temporary battens or fillets required to form the necessary grooves.
21. The Contractor is to allow in his prices for carrying out all tests as specified in this Section.
22. The price for wrought formwork shall include for fair face finish either by rubbing down or by smooth lining, all as described in these Preambles.
23.The rates for walling shall include for all reinforcement, all straight cutting, bonding, forming reveals, pinning up to underside of concrete soffits and cutting up to sides of columns and building in ends of lintels.
24. In addition to the foregoing, prices of superficial items are to include for work in narrow widths, all linear labors, angles and arises, all fair edges, for making good up to or stopping to a line at the required level at top of skirting or dadoes where directed and for making good up to windows, door frames and similar.
25. The prices for all linear items unless otherwise measured are to include for all short lengths, angles and arises, meters, and ends of every description.
26. Prices for paving are to include for adequate covering and protection during the progress of the Works to ensure that the floors are handed over in perfect condition on completion.
27. Prices for all paving and plastering, etc., shall include for hacking concrete surfaces and for raking out joints of walls 12 mm deep and for cross-scoring undercoats to form a proper key. Plastering on walls generally shall be taken to include flush faces of lintels, beams, etc., in same.
28. Prices for tubing shall include for all short lengths and sockets. Connectors, elbows, bends, formed bends, tees, reducing pieces and other fittings are measured separately and are to include for any extra joints and other extra labor required. The prices for the reducing tees shall include for any extra reducing pieces which may be required, if the correct reducing tee is not available.
29. EXISTING SERVICES. The Contractor’s attention is drawn to the possibility of some existing utility cables/pipes on site. Before commencing any excavations/demolitions, the
Contractor shall be required to ascertain the location of any of these services and ascertain whether they are
"live". The Contractor shall be deemed to have allowed for liaising with the necessary authorities with regard to the termination/re-routing of any service pipes/cables including paying for any charges thereof.
30. Compliance with Safety Standards. HEALTH AND SAFETY
The contractor and Sub-contractors shall be expected to comply with Occupation Safety and Health Act
2007 Kenya; latest editions of the U.S Army Corps of Engineers Safety and Health Manual (EM 385-1-1) requirements on Safety and Hazard control at all times and OSHA construction Regulations 29 CFR 1926.
The Contractor shall furnish the Government with a safety plan (refer to attachment 5: Activity Hazard
Analysis) and a working methodology sufficient for work execution.
The Contracting Authority Representative shall suspend work on the Site should they consider these conditions are not being observed, and no claim arising from such a suspension will be allowed.
The Contractor shall provide all protective or any other special clothing or equipment for his employees that may be necessary. This shall include, inter- alia, safety helmets, gloves, goggles, earmuffs, safety shoes, gumboots, overalls, etc. according to the type of work.
The Contractor shall ensure that safety helmets are worn by all staff on site at all times; safety signs shall be erected at designated places.
The contractor shall maintain the site clean and free from any debris at all times.
31. INSURANCE
The Contractor shall provide Contractor All Risk insurance for the Works and against injury to Persons and
Property as required in the Special Conditions of Contract. The Contractor shall effect and maintain in the
Joint names of the Government and the Contractor insurances against loss or damage for which he is liable under the terms of contract. The insurance shall cover the works, materials on site, property, personal Injury or death, Workmen's compensation and Third Party Liability.
Insurance costs to be reimbursed on a pro rata basis.
32. PERFORMANCE SECURITY
The contractor shall provide the Performance Security from an approved financial Institution as stated in the conditions of Contract of an amount equivalent to the percentage of the contract sum stated in the conditions of contract for the due performance of the contract up to the date of Final Acceptance of the Works.
33. PLANT, TOOLS AND SCAFFOLDING
The contractor shall provide all necessary Earth Moving, hoists, tackle, plant, vehicles, tools and appliances of every description for the due and satisfactory completion of the Works and shall remove same on completion.
The Contractor shall provide, erect and maintain all temporary scaffolding, sufficiently strong and efficient for the due performance of the Works, including Sub-Contract Works, provide special scaffolding as and when required during the Works and remove on completion and make good. Such scaffolding shall be constructed of tubular steel and be provided with planked footways and guard-rails to approval.
All such plant, tools and scaffolding shall comply with all regulations whether general or local, in force throughout the period of the Contract and shall be altered or adapted during the Contracts as may be necessary to comply with any amendments in or additions to such regulations.
B. 1.2 Pricing Table
Item Description Qty Unit Rate (Kshs)
Amount (Kshs.)
B.1.2.1 ELEMENT NO 1: Preliminaries
A WATER
All water shall be fresh, clean and pure, free from earthy vegetable or organic matter, acid or alkaline substance in solution or suspension. The Contractor shall provide at his own risk and cost all water for use in connection with the
Works (including the work of Sub-
Contractors). The contractor shall provide at his own expense all temporary distribution pipes, storage tanks, Sub-meters, etc., and he shall clear away same upon completion of the Works.
Embassy will bill the contractor based on actual usage as per the sub- meter readings. All payments will be made directly to Runda Water Association and proof of payment provided to the COR monthly.
Lump
Sum
B HOARDING
The Contractor shall enclose the designated work area with a hoarding with opening and doors as required, constructed of substantial timbers, to approval and covered with new-
Pre-painted iron sheet to approval;
approximate length 210 meters x 4.5 meters high; Hoarding shall be at least 3000mm above the higher ground; The contractor shall ensure that all permits, fees or taxes and licenses required for hoarding, signboards, fencing or gates and providing any drawings necessary for approval and related items are up to date.
Hoarding shall be as per the Engineer's details.
No advertising shall be allowed on the
Hoarding without the consent of the
Contract Officer Representative (COR).
C LIGHTING AND POWER
The Contractor shall provide at his own risk and cost all artificial lighting and power for use on the Works, including all Sub
Contractors' and Specialists' requirements and including all temporary connections, wiring, fittings, Sub-meters, etc. and clearing away on completion. The
Contractor shall pay all fees and obtain all permits in connection therewith.
Embassy will bill the contractor based on actual usage as per the sub- meter readings. All payments will be made directly to Kenya Power and Lighting
Company and proof of payment provided to the COR monthly.
D NCA Licenses and Applicable
Construction Permits
The contractor shall provide at his own cost all the NCA Certificate needed for the execution of the works; The contractor shall also be responsible for obtaining the following permits in the course of construction. This include but is not limited to General work permit, confined spaces permit, excavation and dumping permits, equipment transfer permit, hot work permit.
Permits to be provided to the COR before commencement of respective works.
E SHORING AND SUPPORT TO
EXISTING PROPERTIES
The Contractor shall provide and maintain all incidental shoring, strutting, needling and other supports as may be necessary to preserve stability of any adjacent existing structures on the site, or adjoining structures that may be endangered or affected by the
Works. These supports shall not be removed until new works are erected and strong enough to support the existing structure.
Contractor shall prevent overstressing of completed work when removing supports. Adjacent structures shall be monitor and in the event of excessive movement, this shall be reported immediately.
The contractor shall provide shoring and supports to sides of excavation for any excavation exceeding 600mm deep;
Adequately anchored stop blocks and barriers should be provided to prevent vehicles being driven into the excavation.
F CONCRETE TESTING AND
MATERIAL SAMPLES
The contractor shall prepare concrete test cubes, i.e. per set of three as later described, including testing fee, labor and materials, making molds, transport and handling, etc.;
rate to include testing of concrete samples;
Contractor shall provide material data sheet;
specification documents and material samples for approval for the works.
G SITE ESTABLISHMENT
The Contractor shall provide Meeting room sufficient to accommodate at least 20 staff fully furnished with a meeting table and chairs as a minimum. The contractor shall offer water and refreshments during the meeting sessions; provide storage yards;
fabrication & workshop; samples; sanitary facilities (Gents & Ladies);
H SIGN BOARD
The Contractor shall obtain approval, including statutory permits, and he shall provide 1 No. temporary signboard of overall size 1500mm x 4350mm high, to the approval of the Engineer, displaying:
i) Title of the project:
ii) Name and logo of the Public Body:
iii) Names and logos of the consultants:
iv) Names and logos of the Main contractor and Sub Contractors
v) NCCG Approval Number:
vi) NEMA/EIA Approval Number:
vii) NCA Approval Number:
Any special requirements shall be provided as per the requirements of any other statutory body.
The Contractor must allow for providing, erecting and maintaining 1 No. Site
Signboard. Sizes, types of construction and lettering shall be as per the design; The board is to be fixed in an elevated position on the site at section advised by the COR.
The signboard shall be well maintained throughout the construction period. On completion of the works, the notice board shall be removed and making good shall be carried out as necessary.
Specifications of the Site Name Boards as per
Engineer's design are detailed as follows: -
1. Lettering- Black lettering in Helvetica medium 75mm high on white background;
Black lettering in Helvetica medium 75mm in height on TIVOLI GOLD 08 E 51 (by Crown
Paints) background or equivalent; COSMOS
18 C 39 (by Crown paints) B.S. 4800 or equivalent ; All lettering to line up Vertically and Horizontally, To ensure lettering properly fit
2. Boards - Material shall be 18 gauge galvanized mild steel plate finished with;
1 coat red oxide primer, one undercoat and two finishing coats by spray painting
3. Supports - Boards shall be supported on 50 x 50 x 3mm SHS framework with bracings all to the Engineer's detail.
Totals B.1.2.1 ELEMENT NO 1:
Preliminaries
B.1.2.2 ELEMENT NO 2: EASTERN SECTION
(127 Meters) DEMOLITIONS
The Contractor is advised to visit the site and ascertain the condition of the existing buildings and the condition of all structures to be demolished including sizes of structural elements and all materials to be recovered before quoting for this item. The contractor shall provide shoring and support to existing abutting walls; structures and soils during demolition/excavations, as per structural engineer’s designs. No claim shall be entertained for description of work appearing hereunder.
B.1.2.2.1 Demolitions & Alterations
A Demolitions
Masonry wall
Demolish Existing Boundary wall consisting of 200 mm natural stone walling fair finish, Reinforced Concrete columns spaced not exceeding 3.0 m centers, 300 x 200mm concrete tie beam; ground beam; all concrete foundations including any other works involved in the demolition of the boundary wall; load wheel and cart away from site the arising debris; Wall overall length 100 meter and 4.5 m high above ground
1 Lump
Concrete Wall
B Carefully demolish existing reinforced concrete retaining wall of thickness 250mm;
consisting of Vibrated reinforced concrete in walls; 400 x 400mm columns spacing not exceeding 3meters; load wheel and cart away from site the arising debris; overall size
25meters x 2.1meters above ground
1 Lump
Boundary Walling Works.
B.1.2.2.2 Wall Shoring
A
Allow for shoring to support neighbor walls, soils, structures etc. from collapsing during excavations and construction. The type and method of shoring system to be used must be compliance with applicable United States
Federal Occupational Safety and Health
(OSHA) standards and Kenyan occupational and health safety standards. The shoring heights ranges from 2m - 7.5m High. The contractor is advised to visit the site to acquaint himself with the nature of site, to enable them quote for appropriate shoring system.
138 L.M.
Site Clearance
B Clear designated areas of site of bamboo shrubs, bush, stumps, and small trees, grub up roots, fill with selected soil and burn debris.
Cut down trees, grub up roots, fill with selected soil; allow for cutting into small logs and load wheel and cart away the arising debris as directed.
S.M.
C Girth exceeding 600mm but not exceeding
900 mm girth
1 Nr.
D Girth exceeding 900mm but not exceeding 1.2 m girth
1 Nr.
E Girth exceeding 1.2m but not exceeding 1.5m girth
1 Nr.
F Girth exceeding 1500mm but not exceeding
1800 mm girth
1 Nr.
G Girth exceeding 1800mm but not exceeding
2100 mm girth
1 Nr.
H Girth exceeding 2100mm but not exceeding
2400 mm girth
1 Nr.
B.1.2.2.3 Boundary Wall
Excavation including maintaining and supporting sides and keeping free from water, mud and fallen materials
For foundations commencing at ground level
Remove Top Soils
A Excavate to remove topsoil and load, wheel and deposit where directed, average depth
200 mm
194 S.M.
Excavation including maintaining and supporting sides and keeping free from water, mud and fallen materials
B For foundations commencing at stripped level not exceeding 1.50 meters deep
584 C.M.
C 1.50 to 3.00 meters deep 188 C.M.
Rock Excavation
D Extra over for excavating in Class II rock 117 C.M.
E Extra over for excavating in Class I rock 58 C.M.
Disposal
F Backfilling around foundations 401 C.M.
G Load and cart away surplus spoil 767 C.M.
H V-Stormwater drainage - INVERT
BLOCK (I.B.) SIDE SLAB
Supply and fix precast side slabs size
600x250xx75mm (LxWxH) in v-storm
200 L.M.
drainage, complete with all excavations, backfilling, disposal of excess excavated materials, cutting of sides and bottoms to slope, rolling to stabilize bases, overall minimum girth 1400mm, to structural engineer approval.
B.1.2.2.4 Boundary Wall Concrete, Joints, Waterproofing & Reinforcing
Ready mix/Design mix Plain; as supplied by an approved supplier concrete Class
15/20
A Blinding under foundations and bases, thickness 50 mm
390 S.M.
B Ditto Mass Concrete to retaining wall footing 299 C.M.
Ready mix/Design mix as supplied by an approved
C Foundations 166 C.M.
D Retaining walls, thickness 300 mm 259 C.M.
E Retaining walls, thickness 250 mm - C.M.
F Beams 7 C.M.
G Substructure Columns 4 C.M.
H Superstructure Columns 7 C.M.
Expansion joints
I 25 mm Approved expansion joint filler between surfaces, width 300 mm
45 M.
J Cut back edge of 25 mm filler for a depth of
20 mm and point with Sikadur pro 2HP joint sealant both side of the exposed joint as Supplied by 'SIKA Kenya" or other approved resilient polyurethane joint sealer to approval
90 M.
B.1.2.2.5 Boundary Wall Reinforcing
Deformed high yield ribbed bars reinforcement to BS 4449;
cut, bend, hoist and fix as directed:
including all necessary tying wires, spacer blocks, templates and spacer stools
A 8 mm Diameter bars 1,095 Kgs
B 10 mm Diameter bars 11,877 Kgs
C 12 mm Diameter bars 7,131 Kgs
D 16 mm Diameter bars 2,615 Kgs
Smooth marine board formwork including mold oil applied on the surfaces where necessary
E Sides of foundation footings, mass concrete 114 S.M.
F Sides of bases - S.M.
G Sides of retaining walls 1,905 S.M.
H Sides of substructure columns 77 S.M.
I Sides of superstructure columns 128 S.M.
J Sides of beams ground/tie beam 56 S.M.
K Weep Holes
250 mm long, 100 mm diameter uPVC weep hole pipe staggered to engineer's detail and approve, one side with coffee tray wire mesh covered with geotextile membrane to approval
354 Nr.
B.1.2.2.6 Boundary Wall Precast Trimmings
Precast concrete trimmings finished fair on all exposed faces
A Copings with 2 labors, size 300 x 75 mm
(Includes existing walling already done)
- m.
B Precast concrete class 20 coping 50 mm thick, size 250 x 250 mm four times weathered and throated and bedding on 200 x 200 mm columns (m.s)
66 Nr.
C Machine cut natural stone walling, bedded and jointed in cement sand mortar (1:3), reinforced with 20 gauge x 25mm wide hoop iron reinforcement and column wall ties in every alternate course.
200mm thick external walls
387 S.M.
D Bituminous felt damp proof courses laid in and including levelling screed of cement mortar.
In walling, width 200 mm
129 m.
Finishes
E Extra fair face and raked horizontal joints and flush pointing to vertical joints; all painted in bituminous paint; interior side of the boundary wall.
387 S.M.
Cement and sand 1:3 rendering
F To exterior sides of the masonry and concrete finished with a wood trowel to receive final finish, thickness 25 mm
869 S.M.
B.1.2.2.7 Landscaping-Provisions on the
Neighbor’s side
Site Preparation, Supply and Planting
Activities
A Rendered columns, walls and beams externally
180 C.M.
B Provision of planting soil – Use of existing red soil to attain the standard levels (average
400 mm) as approved by the Project
Coordinator & Landscape Architect;
Perform all fine grading required in all planting areas.
192 C.M.
C Professional Final Levelling using the existing soil after the main contractor removes undesired Soil & Debris.
600 S.M.
D Supply Compost Manure and top dress all the lawns, gardens and planters with respect to the required standards (20 mm) approved by the Project Coordinator & Landscape
Architect; Perform all fine grading and manuring required.
600 S.M.
E Supply and Plant Grass Supply and planting of Draught Resistant Grass (e.g. Pemba
Grass)
Cape royal grass
180 S.M.
F Kikuyu grass in gardens 420 S.M.
G Supply and Plant All Palms (e.g. Roystonea regia - Royal Plam), Dypsis lutescens -
Golden Palm, Rhapis excels – Dancing Lady
Palm, Cycas revolute – Cycad Palm, Ptychosperma elgans - Seaforthia, Bottle palm etc.) and transport to site that are of agreed size, maturity and species as specified by the Project Coordinator &
Landscape Architect. All palms are to be viewed and approved by the Project coordinator before purchase, delivery to site or planting; No palm with pests or other damages will be accepted. Form planting holes (pit sizes) 1,200 x1,200 x 2,000mm deep removing excavated materials and backfilling with compost manure and top soil in ratios of 1:2 .
26 No.
H Supply and Plant all Shrubs and Unique
Flowers e.g. Copper leaf, Eugenia, Fire Cracker, Nerium Oleander, Birds of Paradise, Phormium, Penissetum, Golden Thuja, Dwarf Bamboo, Yesterday Today
Tomorrow etc.) Deliver to site that are of appropriate size, maturity and species as specified by the Project Coordinator &
Landscape Architect. All plants are to be viewed and approved by the Project coordinator before purchase, delivery to site or planting. ; No plants covered with pests or other damages will be accepted. (Varied)
618 Nr
I Supply and Plant all Colorful Ground
Covers, and Hedge Plants e.g. Barleria, Duranta, Lantana, Liriope, Baby
Sunrose, Gazania, Snow Mountain, Daylily, Agapanthus, Spider Plant, China Grass, Chinese plant, Evolvulus etc.) Deliver to site that are of agreed size, and species as specified by the Project Coordinator &
Landscape Architect. Supply all equipment and labor for planting of agreed shrubs, hedge plants, & groundcovers seedlings.
Backfill with soil and composted manure to specification and tramp down firmly;
Remove all surplus soil.
1,750 Nr
J Supply and Plant Specimen; Indigenous
Medicinal, Food and Shade Trees
(E.g. Italian Cyprus, Ashok (Mombasa
Palms), Thika palms, Ficus benjamina, Candle nut, Bishofia tree, Terminalia
Mantaly, Oak Tree, Thevetia Grafted
Orange/ Tangerines, etc) Form planting holes (pit sizes) 1,200 x1,200 x 2,000mm deep removing excavated materials and backfilling with compost manure and top soil in ratios of 1:2. The palms, trees and
Ornamental plants indicated in the drawings shall be at a minimum of 1500mm in height at time of planting or as approved by the
Project Coordinator. (Varies)
28 Nr
K Hard-Landscaping-Stone pitching 280 S.M.
Supply and fix Natural irregular stone pitching fixed with mortar (1:4), laid on the natural sloped landscaped areas to approval
Totals B.1.2.2 ELEMENT NO 2:
Boundary Walling Works. EASTERN
SECTION (127 Meters)
B.1.2.3 ELEMENT NO 3: Boundary Walling
Works. SOUTHERN SECTION (24
Meters)
B.1.2.3.1 Demolition Works
The Contractor is advised to visit the site and ascertain the condition of the existing buildings and the condition of all structures to be demolished including sizes of structural elements and all materials to be recovered before quoting for this item. The contractor shall provide shoring and support to existing abutting walls; structures and soils during demolition/excavations. No claim shall be entertained for description of work appearing hereunder.
Existing Water Closet room
A Carefully demolish existing water closet room at the gate of overall plan size 2500 x 1800mm; height to wall plate of 3100mm high; including masonry partitions and framework; reinforced concrete beam; pre-painted gauge 28 roof cover fixed on timber trusses; 1no. window size 600 x 600mm; 1no. timber door complete with framework; foundation works; finishes;
fixtures and fittings; load wheel and cart away all the arising debris ; make good disturbed surfaces.
1 Item
Double Leaf Mild Steel Gate
B Carefully remove the existing Mild steel
Double leaf Gate overall size 4500 x 2600mm high complete in mild steel framework and adjoined concrete columns (2no.) size 400 x
400 x 3000mm high cladded in clay bricks;
cart away the arising debris and handover the
Gate to the COR as directed on site
1 Item
C Carefully remove existing precast concrete paving blocks and heap them on site for re-use after the works; Rate to include levelling; compacting and reinstating them to match the existing pattern (Area =
30sqm)
1 Item
Masonry Wall
D Demolish Existing Boundary wall consisting of 200 mm natural stone walling fair finish, Reinforced Concrete columns spaced not exceeding 3.0 m centers, 300 x 200mm concrete tie beam; ground beam; all concrete foundations including any other works involved in the demolition of the boundary wall; load wheel and cart away from site the arising debris; Wall overall length 11 meter and 4.5 m high above ground.
1 Item
E Carefully remove existing precast concrete copings to allow for installation of a tie beam
(m.s) Length 89 meters.
1 Item
Remove top soils
F Excavate to remove topsoil and load, wheel and deposit where directed, average depth
200 mm
32 S.M.
G Excavation including maintaining and supporting sides and keeping free from water, mud and fallen materials.
For foundations commencing at stripped level not exceeding 1.50 meters deep.
27 C.M.
H For Bases commencing at stripped level not exceeding 1.50 meters deep
21 C.M.
I For Bases commencing at stripped level
1.50 to 3.00 meters deep
14 C.M.
Rock Excavation
J Extra over for excavating in Class II rock 12 C.M.
K Extra over for excavating in Class I rock 6 C.M.
Disposal
L Backfilling around foundations 35 S.M.
M Load and cart away surplus spoil 27 S.M.
B.1.2.3.2 Boundary Wall Concrete, Joints &
Reinforcing
Ready mix/Design mix Plain; as supplied by an approved supplier concrete Class 15/20
19 S.M.
Ready mix/Design mix as supplied by an approved supplier; Vibrated reinforced concrete Class
25/10 in waterproof admixture
B Foundations - C.M.
C Retaining walls, thickness 200 mm - S.M.
D Column base 5 C.M.
E Ground Beams and Coping beams 8 C.M.
F Substructure Columns 2 C.M.
G Superstructure Columns 3 C.M.
Expansion joints
H 25 mm Approved expansion joint filler between surfaces, width 400 mm
11 M.
I Cut back edge of 25 mm filler for a depth of
20 mm and point with Sikadur pro 2HP joint sealant both side of the exposed joint as
Supplied by 'SIKA Kenya" or other approved resilient polyurethane joint sealer to approval
11 M.
B.1.2.3.3 Boundary Wall Concrete Reinforcing
Deformed high yield ribbed bars reinforcement to BS 4449; cut, bend, hoist and fix as directed: including all necessary
A 8 Diameter bars 472 Kgs
B 10 Diameter bars 353 Kgs
C 12 Diameter bars 543 Kgs
D 16 Diameter bars 209 Kgs
Smooth marine board formwork including mold oil applied on the surfaces where necessary
E Sides of foundation footings - S.M.
F Sides of bases 15 S.M.
G Sides of retaining walls - S.M.
H Sides of substructure columns 23 S.M.
I Sides of superstructure columns 34 S.M.
J Sides of beams ground/tie beam 74 S.M.
Weep Holes
K 250 mm long, 100 mm diameter uPVC weep hole pipe staggered to engineer's detail and approve, one side with coffee tray wire mesh covered with geotextile membrane to approval
52 Nr
B.1.2.3.4 Boundary Wall Pre Cast Concrete trimmings
(Includes repairs)
- m.
B Precast concrete class 20 coping 50 mm thick, size 600 x 400 mm four times weathered and throated and bedding on400 x 200 mm columns (m.s)
14 Nr
C Machine cut natural stone walling, bedded and jointed in cement sand mortar (1:3), reinforced with 20 gauge x 25mm wide ties in every alternate course
72 S.M.
Bituminous felt damp proof courses laid in and including levelling screed of cement mortar
D In walling, width 200 mm 23 m.
Finishes
E Extra fair face and raked horizontal joints and flush pointing to vertical joints; all painted in bituminous paint; interior side of the boundary wall.
- S.M.
Cement and sand 1:4 rendering concrete finished with a wood trowel to
360 S.M.
B.1.2.3.5 Boundary Wall Painting
Prepare and apply three coats approved textured exterior weatherguard paint; 1.0mm
Permacrete finish color as Approved by
COR.
A To Beam - S.M.
B To Column - S.M.
C Rendered Walls-Existing wall (62+58)meters length
- S.M.
Prepare and apply Paint work to plastered surfaces:
D 2mm Gliterlite Conmix decorative render or
"other equal and approve render" to approved color to match existing finish, applied in accordance with manufacturer's instructions to walls.- Frontage Face Wall
360 S.M.
B.1.2.3.6 Landscaping-Provisions on the Southern side
A Excavation and disposal of Unwanted soil and Debris. (provisional)
103 C.M.
B Provision of planting soil – Use of existing red soil to attain the standard levels (average
400 mm) as approved by the Project
Coordinator & Landscape Architect;
Perform all fine grading required in all planting areas.
110 C.M.
C Professional Final Levelling using the existing soil after the main contractor removes undesired Soil & Debris
342 S.M.
D Supply Compost Manure and top dress all the lawns, gardens and planters with respect to the required standards (20 mm) approved by the Project Coordinator & Landscape
Architect; Perform all fine grading and manuring required.
342 S.M.
Supply and Plant Grass Supply and planting
E Cape royal grass 103 S.M.
F Kikuyu/Pemba grass in gardens subject to
COR approval.
239 S.M.
G Supply and Plant All Palms (e.g. Roystonea regia - Royal Plam), Dypsis lutescens - Golden Palm, Rhapis excels – Dancing Lady
Palm, Cycas revolute – Cycad Palm, Ptychosperma elgans -
Seaforthia, Bottle palm etc.) and transport to site that are of agreed size, maturity and species as specified by the Project
Coordinator & Landscape Architect. All palms are to be viewed and approved by the
13 No.
Project coordinator before purchase, delivery to site or planting; No palm with pests or other damages will be accepted.
Form planting holes (pit sizes) 1,200 x1,200 x 2,000mm deep removing excavated materials and backfilling with compost manure and top soil in ratios of 1:2 .
B.1.2.3.7 Supply and Plant all Shrubs and Unique
A e.g. Copper leaf, Eugenia, Fire Cracker, Phormium, Penissetum, Golden Thuja, Dwarf Bamboo, Yesterday Today
Tomorrow etc.) Deliver to site that are of appropriate size, maturity and species as specified by the Project Coordinator &
Landscape Architect. All plants are to be viewed and approved by the Project coordinator before purchase, delivery to site or planting. ; No plants covered with pests or other damages will be accepted. (Varied)
309 Nr
Supply and Plant all Colorful Ground
Covers, and Hedge Plants
B e.g. Barleria, Duranta, Lantana, Liriope, Baby Sunrose, Gazania, Snow Mountain, Daylily, Agapanthus, Spider Plant, China
Grass, Chinese plant, Evolvulus etc.)
Deliver to site that are of agreed size, and species as specified by the Project
Coordinator & Landscape Architect. Supply all equipment and labor for planting of agreed shrubs, hedge plants, & groundcovers seedlings. Backfill with soil and composted manure to specification and tramp down firmly; Remove all surplus soil;
875 Nr
Supply and Plant Specimen; Indigenous
C (E.g. Italian Cyprus, Ashok (Mombasa
Candle nut, Bishofia tree, Terminalia
Mantaly, Oak Tree, Thevetia Grafted
Orange/ Tangerines, etc) Form planting holes (pit sizes) 1,200 x1,200 x 2,000mm deep removing excavated materials and backfilling with compost manure and top soil in ratios of 1:2 . The palms, trees and
Ornamental plants indicated in the drawings shall be at a minimum of 1500mm in height
12 Nr at time of planting or as approved by the
Project Coordinator. (Varies)
B.1.2.3.8 Gate Installation
A Take delivery from site and Install fix only
Main Entrance Gate Overall Size 4500 x
3000 mm high gate in two equal leaves consisting of 100 x 50 x 4 mm rectangular hollow section frame in filled 4mm steel sheeting with internal hidden bracing of 50 x
50 x 3 mm SHS mild steel members in 500 mm grid with and including paintwork, purpose made hinges cut and welded to metal posts (ms) bottom rail fitted with and including 80 mm diameter caster rollers;
Smooth weld and Spray Paint on Both sites in approved gloss paint; Rate shall include providing any fitting (s) necessary for the full operation of the gate
1 Nr
B Pedestrian Gate
Fabricate, deliver to site and install
Pedestrian Gate overall size 1200 x 2400mm high; in 50 x 25 x 3mm thick mild steel frame work; 3mm thick mild steel plate; all smooth welded and spray painted on both sites in approved color
1 Nr
C Provisional-Storm Water Management
Allow for unclogging and cleaning of the existing storm water drainage over an approximate length of 120 meters
1 Item
Total B.1.2.3 ELEMENT NO 3:
Boundary Walling Works. SOUTHERN
SECTION (24 Meters)
B.1.2.4 ELEMENT NO 4: Boundary Walling
Works. WESTERN SECTION (54
B.1.2.4.1 Demolition Works
The Contractor is advised to visit the site and ascertain the condition of the existing buildings and the condition of all structures to be demolished including sizes of structural elements and all materials to be recovered before quoting for this item.
The contractor shall provide shoring and support to existing abutting walls;
structures and soils during demolition/excavations. No claim shall be entertained for description of work appearing hereunder.
Masonry wall
A Demolish Existing Boundary wall consisting of 200 mm natural stone walling fair finish, Reinforced Concrete columns spaced not exceeding 3.0 m centers, 300 x 200mm concrete tie beam; ground beam; all concrete foundations including any other works involved in the demolition of the boundary wall; load wheel and cart away from site the arising debris; Wall overall length 50 meter and 4.5 m high above ground
1 Item
Site Clearance
B Clear designated areas of site of shrubs, bush, stumps, and small trees, grub up roots, fill with selected soil and burn debris
126 S.M.
Cut down trees, grub up roots, fill with selected soil; allow for cutting into small logs and load wheel and cart away the arising debris as directed.
C Girth exceeding 600mm but not exceeding
900 mm girth
1 Nr
D Girth exceeding 900mm but not exceeding
1200 mm girth
1 Nr
E Girth exceeding 1200mm but not exceeding
1500 mm girth
1 Nr
F Girth exceeding 2100mm but not exceeding
2400 mm girth
1 Nr
Remove top soils
G Excavate…
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