Sec 01501 TEMPORARY FACILITIES AND CONTROLS.pdf

RENOVATION OF 2 BELL UNITS 5 AND 6 – LATEEF JAKANDE STREET, IKOYI LAGOS, NIGERIA

SECTION 01501 – TEMPORARY FACILITIES AND CONTROLS XJ-US-0011

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SECTION 01501

TEMPORARY FACILITIES AND CONTROLS

1 PART 1 GENERAL

1.01 SUMMARY

A. This Section specifies minimum requirements associated with certain temporary facilities and controls, recognized as necessary for the performance of work. This Section is in no way intended to limit the general requirement to reasonably and properly provide required temporary facilities for the performance of work.

1.02 RELATED DOCUMENTS

A. Regulations and Standards: Work performed at the Project Site related to power distribution and electricity shall comply with the requirements of the National Fire Protection Association (NFPA) 70, National Electrical Code.

1.03 SUBMITTALS

A. The Contractor shall submit, in accordance with Section 01331, Construction Submittals, the following:

1. The Contractor shall provide a proposed layout of temporary signage, outlining paint, application of wording, and other graphic requirements.

The Contractor shall obtain Project Director/COR acceptance prior to fabrication and erection.

2. Temporary Electrical and Lighting Plan: The Contractor shall provide a sketch of the proposed temporary power distribution systems to the Project Director/COR. Temporary power shall not be installed until acceptance is obtained.

3. The Contractor shall perform continuous analysis of non-potable construction water composition as necessary to ensure ongoing suitability for construction purposes.

1.04 HOST COUNTRY REGULATIONS

A. The Contractor shall comply with the Host Country’s governing regulations as enforced by authorities. These include building codes, requirements of utility companies, health and safety regulations by police, rescue, and fire departments, environmental protection regulations, and other applicable regulations.

B. Inspections: The Contractor shall arrange for required inspections, certifications, and permits. These inspections shall apply to the installation and use of each temporary facility as required by governing authorities.

1.05 PROJECT CONDITIONS

A. The Contractor shall take into consideration the existing and developing conditions for the implementation, maintenance, and continuation of

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temporary facility service at the Project Site. The Contractor shall submit recommendations to Project Director/COR regarding when, whether, and to what extent conversion from temporary to permanent use of the Project’s facilities and services is appropriate and acceptable.

B. The Contractor shall maintain temporary facilities in clean, sanitary, and safe operating condition. The Contractor shall not allow conditions of use to become inefficient, overloaded, hazardous, or otherwise deleterious to the Government's interests.

C. The Contractor shall locate and relocate temporary facilities as necessary to accommodate proper performance of the work, including work by separate contractors and the Government. The Contractor shall remove temporary facilities as soon as use is no longer required and restore substrates and environments to required conditions.

2 PART 2 PRODUCTS

A. The Contractor shall provide new materials and equipment for temporary facilities. Where applicable, the Contractor shall comply with related requirements for permanent work of this project.

3 PART 3 EXECUTION

3.01 TEMPORARY UTILITIES

A. General:

1. Prior to completion of temporary utility services and distributions, the Contractor shall provide trucked-in and trucked-out services, if necessary, for initial work.

2. The Contractor shall connect to existing utilities for required services, where reasonably possible.

3. The Contractor shall install services at locations agreed to by the Project Director/COR.

4. Except as otherwise indicated, the Contractor shall provide temporary connections to existing utilities, using permanent forms of construction.

The Contractor shall comply with the requirements of providers and operators of such utilities.

5. Permanent Utilities and Services: At the earliest reasonable date, and as agreed to by the Project Director/COR, the Contractor shall connect with permanent utility lines and service connections and remove temporary utilities and services.

6. The Contractor shall pay all installation, connection, usage, and disconnect fees as required.

7. The Contractor shall survey the needs of the entire Project during construction, including work by separate contractors and the Government, and arrange for sufficient utility capacities.

B. Temporary Water:

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1. Potable Water: Refer to Section 01521, Construction Safety and Occupational Health.

2. Non-Potable Water for Construction Use:

a. Where non-potable water is provided and distributed at the

Project Site, the Contractor shall confirm its continuing suitability for construction purposes (not including human consumption).

b. The Contractor shall post "NOT FOR DRINKING" signs at each water outlet and at other locations where non-potable water could possibly be accessed, including hose ends. The Contractor shall post signs in English, other applicable languages, and include a suitable pictographic.

C. Temporary Electricity:

1. The Contractor shall design, install, maintain, and remove temporary electrical service and distribution systems as necessary. The Contractor shall comply with the requirements of NFPA 70, National Electrical Code.

2. Temporary Electrical and Lighting Plan: The Contractor shall indicate location, voltages, and means of circuit protection (including receptacles, disconnecting means, grounding, ground fault circuit interrupters, and lighting circuits).

3. The Contractor shall furnish and install new dry-type transformers, switches, spider boxes, panel boards, feeders, and other miscellaneous equipment as required for temporary facility and construction equipment service.

4. The Contractor shall provide an overload-protected, weatherproof, grounded, power distribution system. This system must be sufficient for an office’s maximum predictable use of power tools, lighting, HVAC, test equipment, and the start-up of power driven equipment. This system must be compatible with the demands of permanent power distribution and similar temporary power systems. The Contractor shall locate receptacle outlets at points of convenience within building construction area and at designated fabrication areas and shops.

These outlets shall be spaced enabling the reach of a single extension cord of not more than thirty (30) meters in length. The Contractor shall provide an automatic ground-fault interrupter feature on the temporary power distribution system.

5. The Contractor shall extend and modify the electrical system to serve the changing needs of the construction project.

6. Stand-by Power: The Contractor shall provide an engine-driven stand-by power generation system.

D. Temporary Lighting:

1. The Contractor shall provide a combination of sufficient day lighting, general electrical lighting, and plug-in task lighting in every construction area to ensure the proper and adequate performance of work, reading of signs, inspection, testing, and other need-to-see requirements.

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2. The Contractor shall provide local switching for each space and area of temporary lighting. This shall enable energy conservation by both a "turned off" and a "reduced level" mode of lighting.

3. The Contractor shall provide applicable high-efficiency fluorescent lighting fixtures and tubes.

4. The Contractor shall comply with the Project Director’s/COR’s requests for temporary lighting at every stage of project work.

E. Temporary Heating, Cooling, and Ventilating:

1. In conjunction with temporary enclosure of work, and where applicable, the Contractor shall provide temporary heating, cooling, and similar ambient conditioning of space for the proper performance of work.

2. The Contractor shall provide a safe energy source and equipment considered no more hazardous or dangerous than LPG-fired, UL-tested and accepted, temporary space heaters. The Contractor shall not use oil burners, salamanders, other open-burning units, or hazardous fuels.

3. The Contractor shall not position equipment deleteriously.

4. At the earliest feasible date, the Contractor shall utilize permanent systems and equipment for temporary service, as agreed upon by the Project Director/COR. The Contractor shall provide fully qualified and licensed operators and instigate protective measures to minimize possible damage to systems and equipment.

F. Temporary Fire Protection: The Contractor shall comply with the requirements of Section 01521, Construction Safety and Occupational Health.

3.02 TEMPORARY CONSTRUCTION FACILITIES

A. GENERAL:

1. The Contractor is encouraged to utilize semi-permanent or portable facilities where possible in compliance with the requirements of this Section.

2. The Contractor shall provide temporary enclosures for weather and dust protection, security, visual, and acoustical separation, conservation of energy, comfort and efficiency of tradespersons, and effective separation of work by separate contractors and the Government.

3. The Contractor shall provide support facilities for all Site personnel (Refer to Section 01521, Construction Safety and Occupational Health for details).

4. The Contractor shall provide shops, sheds, storage spaces, and similar durable enclosures for use throughout the construction period.

5. The Contractor shall provide temporary enclosures for the protection of fabricated work from weather. The enclosures shall secure the Site from possible loss and restricted (classified) access and other reasons as indicated.

6. The Contractor shall provide separate storage for flammable and combustible liquids.

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7. Materials:

a. The Contractor shall provide new materials of suitable grade for the intended purpose. Where applicable, the Contractor shall comply with related requirements for permanent work of this project.

b. The Contractor shall provide UL-labeled tarpaulins with a flame-spread rating of fifteen (15) or less and translucent, nylon-reinforced, laminations of polyethylene or PVC films, with similar fire-retardant ratings.

c. The Contractor shall provide UL-labeled, fire-treated lumber and plywood wherever wooden construction is not otherwise protected or covered to effectively reduce flammability. This shall apply to offices, tool sheds, storage rooms, scaffolds, walkways, fences, sidewalk bridges, other enclosures and barriers, and where contiguous wood exposure exceeds ten (10) square meters.

d. Roofing: The Contractor shall provide either UL Class "A" standard weight asphalt shingles (ASTM D 3018) or UL Class "C" mineral-surfaced roll roofing (ASTM D 249) on temporary offices, sheds, and enclosures.

e. Where appropriate, the Contractor shall provide a translucent-type enclosure to avoid the restriction of daylight.

B. Contractor's Field Office.

1. Provide suitable temporary field office space as required at the Project Site including furnishings, fixtures and equipment, and sized to accommodate the incidental field office needs of the supervision and administrative functions of the Contractor, subcontractors, suppliers, consultants, testing agencies, officials, separate contractors, and others engaged in project work.

2. The Contractor's field office remains the property of the Contractor.

The facility shall be removed from the Project Site and disposed of at project completion by the Contractor in accordance with this Section and Section 01771, Closeout Procedures, as applicable. The Contractor shall coordinate with the Project Director (COR) for time and manner of disposal.

3.03 TEMPORARY SERVICES

A. Temporary services provided at the Project Site by the Contractor shall include, but not limited to:

1. Waste collection and disposal services.

2. Janitorial services.

3. Removal of accumulated water, as applicable.

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3.04 TEMPORARY SECURITY

A. The Contractor shall provide adequate temporary security and protective facilities for the prevention of property loss and disruption, destruction, and deterioration of the work. This includes tools, services, and facilities being utilized to perform the work. The Contractor shall provide protection against fire, unauthorized intrusion, vandalism, weathering, unauthorized access to Government information or equipment, and the physical security of persons involved in the handling or protection of such information or equipment.

B. Required temporary security and protection of facilities and procedures includes, but is not be limited to, facilities necessary for compliance with the requirements of Section 01521, Construction Safety and Occupational Health.

3.05 TEMPORARY CONTROLS

A. Surface Drainage: The Contractor shall prevent silt, sediment, contaminates, and other products of the construction operation from entering sewer systems and off-site waterways.

B. Storm Water Protection: The Contractor is responsible for protecting the work, equipment and materials from storm water and rain damage and shall be responsible for all costs resulting from failure to provide adequate protection.

3.06 TEMPORARY PROJECT IDENTIFICATION

A. Project Identification Signage:

1. Not required.

B. Supplemental Signage:

1. The Contractor shall provide appropriate durable temporary signage within the Project Site as reasonably required for the effective and efficient guidance of persons and as requested by the Project Director/COR.

2. The Contractor shall prepare signage in English and the host country’s language(s). This signage shall include supplemental international pictorial graphics (pictographs), where appropriate, for information of persons unable to read provided text.

3. The Contractor shall provide a bulletin board for the posting of notices.

C. The Government reserves the right of ownership of Supplemental Signage and certain other elements of temporary signage.

3.07 REMOVAL OF TEMPORARY FACILITIES

A. As each temporary facility is no longer needed, and as agreed upon by the Project Director/COR, the Contractor shall remove said facilities from the

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Project Site. In general and where applicable, the Contractor shall remove temporary facilities as soon as permanent facilities have been completed and accepted.

B. Upon removal, the Contractor shall complete work impacted by the presence of temporary facilities. The Contractor shall restore substrates and sub-grade base courses, including areas to be paved or otherwise finished.

C. The Contractor shall comply with the Project Director’s/COR’s instructions regarding the manner of removal and disposition. .

D. The Contractor shall remove the Contractor field office at Project completion or at a time mutually agreed upon with the Project Director/COR. The Contractor shall remove and dispose in accordance with this Section and Section 01771, Closeout Procedures, as applicable.

E. Restoration: After Substantial Completion and where permanent work has been used as a temporary facility, the Contractor shall restore to new-and-unused condition, following removal of temporary coverings, and similar provisions. The Contractor shall replace significantly worn parts and replace damaged elements and finishes.

F. Refer to Section 01771, Closeout Procedures for other required actions for the termination and disposition of temporary facilities.

END OF SECTION

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