SOW for Installation of kota stone at 26- A Amrita Shergill Marg.pdf

SCOPE OF WORK (SOW) AND STANDARD SPECIFICATIONS

TO REPLACE EXISTING DRIVE-WAY PAVING WITH KOTA STONE AT 26-A

AMRITA SHERGILL MARG

BRIEF DESRIPION OF WORK

The U.S Embassy has a requirement to install KOTA stone with a boarder in driveway with the necessary cement base mortar (Total area- 9200 sq. ft.) as per the following scope of work and specifications.

Detail Scope of work: -

KOTA STONE PAVING

Provide and install 30mm thick – 600mm X 600mm KOTA stone with granite boarder over the existing concrete drive-way paving with cement base mortar. Contractor shall prepare the base with cement mortar

(1:3, cement, and coarse sand mortar) before installation of KOTA stone. Provide a coat of bonding agent

; Sika Latex multipurpose polymer coating shall be done over new concrete before laying base mortar.

The kota stone shall be even in thickness, without any chipping or broken edges.

Grind complete KOTA stone flooring, starting with abrasive stone #0 till # 2L as per masonry standard specifications. (Contractor shall provide all material required for grinding of KOTA stone)

• KOTA stone shall be installed in level and provide proper slop towards existing drain channel so that water should not be stagnant.

• Contractor shall provide marking/leveling points of complete driveway before installation of stone through total station (leveling instrument).

Provide and install 4” wide granite boarder on the edges of the driveway. Grouting of stone shall be done once installation of KOTA stone completed.

Construction joints (19mm wide) shall be provided at every 30’-0” and filled after the surface is completely dry with polysulphide compound.

Polysulphide sealant shall also be filled at gap between existing curb and new paving.

The existing curb needs to be refinished / raised as per the new paving level.

The surface shall be watered and ground evenly with a grinding machine using abrasive stones. The surface should be grouted with cement for the topping after grindings.

After each grinding the floor should be allowed to dry and wet cured as per masonry standard specifications

• Raise all manholes covers/drain grating located in complete driveway as well as DSQ area and back of the house as per new floor level. Replace all manholes/grating with embassy provided new SS drain grating.

• Installation of KOTA stone shall be done through professional masons only.

Materials ;

All materials required to complete the job as per above SOW shall be provided by the contractor.

The embassy shall provide electricity and supply water for power tool/mixer/vibrator, polishing machine and grinding.

Cement : 53 grade OPC of Ambuja or Ultratech

Stone Dust : First quality without silica and dirt.

Aggregate : Stone aggregate shall be blue quartz ½” size.

Kota Stone : 30mm thick – 600mm X 600mm KOTA stone

Granite Boarder : 100mm X 1200mm Red Granite (Lakh-dana) X 22mm thick

Polysulphide Sealer for joints : Sikka or Dr. Fixit, Laticrite

GOVERNMENT FURNISHED ITEMS (GFI)

• Stainless steel drain grating/manholes

GENERAL GUIDELINES AND LOGISTICAL REQUIREMENTS

1) The Contractor shall provide all required labor, material (except the GFI), equipment, and supervision to complete the project.

2) Contractors are recommended to seek clarifications regarding this statement of work and can write the uncleared queries to the contracting office. Embassy contracting office will consult with COR and respond to all the queries in writing before the due date of the submission of quotes.

3) This job to be done with safety and crew working at site shall have proper PPE, required this type of job.

4) Do cleaning of complete area once all job completed.

5) Contractor shall provide all required tools, base mortar, grouting and grinding material, and bonding agent.

6) Working hours will be 08:30 AM to 05:00 PM.

7) The area where work is occurring will be barricade with yellow strip.

8) The grinding machines shall have insulated three-core wire and power plugs.

9) Any service, equipment or surface or other condition, which may produce unsatisfactory results, should be reported to COR.

10) Embassy expects professional craftmanship and supervision from the bidders.

11) The timeline for this project is 25 calendar days.

12) The contractor must adhere to the safety mandates explained in this document,

13) The contractor and his/ her staff must wear Personnel Protective Equipment (PPE) while at embassy construction site.

14) No work will be allowed to perform at USG construction sites without the PPEs and the contractor will be accountable for the delays caused due to the safety issues.

15) PPEs includes steel toe shoes, protective goggles, hard hats, coveralls and COVID -19 protective masks.

16) The contractor shall include the cost of the PPEs and other logistical expenses to manage the safety and PPE guidelines while bidding.

17) The contractor will be held responsible and accountable for any deviations from the safety and PPE guidelines specified in this document.

18) All work shall be performed by skilled and competent crew.

19) The Contractor shall follow security and safety directions as mentioned in the statement of works and explained by the COR.

20) The Contractor shall submit the construction bar chart to the COR within 2 working days upon obtaining the letter to proceed from the contracting office.

21) The Contractor shall submit all the cut sheets / broachers and material samples for COR approval before delivery of material at site.

22) All materials shall be delivered, hoisted on the exterior and stored as per space allotted.

23) Contractor shall dispose of all the debris from the site and keep the site clean and in workable condition throughout the project duration.

24) The contractor should complete the entire job as mentioned in the scope of work and then prepare punch list along with supervisor of the job. All the punch list items should be completed before or on completion date.

List of criteria for technical evaluation

(1) Name of a Project Manager (or other liaison to the Embassy/Consulate) who understands written and spoken English;

(2) Evidence that the offeror/quoter operates an established business with a permanent address and telephone listing;

(3) List of clients, demonstrating prior experience with relevant past performance information and references. Please provide pictures of completed work.

(4) Evidence that the offeror/quoter can provide the necessary personnel, equipment, and financial resources need to performance the work. Can the offeror/quoter provide the necessary personnel?

(5) Evidence that the offeror/quoter has all licenses and permits required by local law? Were licenses and permits required by local law provided?

(6) The offeror’s strategic plan for the services

(7) Technical data sheet and company catalogue/brochure of the products/services.

(8) Evidence that the Contractor has the capability to install and maintain the Required services?

SAFETY STANDARDS TO BE FOLLOWED AT CONSTRUCTION AND RENOVATION SITES

Contractor:

Work Site Address:

Contractor Safety Officer Name:

Signature for Acceptance by the contractor:

Safety standards to be followed at construction and renovation sites AHA –

Activity Hazard Analysis

1. The contractor must document in the bid for the work how the control of each hazard will be implemented and maintained during the project by submission of a safety plan and activity hazard analysis (AHA) for high hazard activities. The POSHO or qualified Post representative must review the contractor's proposal and provide feedback to the responsible project manager and Contracting Officer prior to acceptance of the bid.

2. Any situation where in the work in progress can pose a threat to the user of work area in emergency, contractor shall ensure proper barricading (sturdy enough for the purpose) to avoid any risk.

General

1. All workers on the work site must wear shoes. No worker with flip flops will be allowed to work at site.

2. All the workers should wear full clothes. No half pants and other non- appropriate clothing (Loincloth) will be accepted.

3. Debris/ trash accumulated on the site should be removed at a regular interval (if possible, on daily basis) so that it should not pose any trip hazard.

4. Employee exposed to hazards created by different works environment shall be protected by personal protective equipment. Appropriate protective clothing for any operation varies with the size, nature, and location of work to be performed.

5. In extreme hot conditions drinking water must be made available to the worker and working duration in exposed conditions should be scheduled accordingly.

6. It is the responsibility of the contractor to make all the PPE Kits (Personal Protective

Equipment) available per the requirement of the work site and as directed by the COR. Any mishap due to negligence on the part of the contractor will be entirely contractor’s responsibility.

PPE Kit should comprise of the underlisted:

1. Protective Safety gloves - cut resistance, puncture resistance, and abrasion resistance. Each glove should have a separate rating for each. In construction, rated gloves for vibration reduction, protection from heat and flames and heat degradation resistance are required to be ensured.

2. Hearing protection-Ear plugs and Earmuffs. (For over 85 decibels)

3. Full face shields when cutting, grinding, or chipping.

4. Chemical splash goggles/safety eyewear – when working with chemicals.

5. Respiratory protection - air-purifying respirator or a supplied air respirator.

6. Fall protection equipment when working above 6 feet.

7. High-Visibility Safety Apparel- Specific protective clothing such as welding leathers when welding or FR clothing when working with live electric (high visibility shirts with

ANSI 107-2020 standard).

8. Hard Helmets - protecting against falling objects and blunt forces.

9. Safety Harness - when working at above 6 feet of height.

10. Safety Work boots/shoes – ASTM F2413-18 and ASTM F3445-21 for EH and SR standards with an impact and compression resistance rating of 75.

Machinist / Welding Jobs

1. Hot work permit is required to be filled for each hot work to be performed on USG site.

2. Contractor shall follow attached standards regarding different type of welding to be done on the site.

3. All workers who are arc welding must use a full-face shield with #10 or darker lenses. No worker will be allowed to arc weld with sunglasses, no matter how dark the lenses.

4. All the workers working on grinding and sanding job should have approved face masks and goggles for face and eye protection.

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5. Workers handling the heavy metallic material should have appropriate gloves and safety shoes as per the job requirement.

6. Lifting and shifting of the heavy material to be done with the help of appropriate machines.

7. Compressed gas cylinder shall be properly marked and should always be kept in standing positing with guard against fall.

8. Hoses connected to the cylinder should be in good condition.

9. In case Arc welding is done inside the premises proper ventilation should be arranged in the vicinity.

10. Contractor should use welding shield during the work to protect the people around against any potential vision hazard.

11. Always keep an approved fire extinguisher near the site of welding.

12. Workers working with metal sheets must wear appropriate gloves to avoid any cuts on the hands or mishap on the site.

13. Electrical connections for the welding set and the grounding for the same shall be done properly to the satisfaction of the embassy electrician. Please refer electrical section in the document.

Ladders Safety

1. Contractor will use aluminum or fiber glass ladders for all purposes. Wooden ladders are not allowed on the site.

2. Proper ladder for a specific job should be used (for example fiber glass ladders for electrical work etc.).

3. Damaged ladders or ladders with missing supports, shoes etc., should not be used on the site.

4. Height of the ladder should be at least two feet above the required height for the work.

Electrical

1. All the equipment / machines to be used for the execution of the job should be properly grounded.

2. All the extension boards to be used at the site should have proper earthing.

3. All connections to any of the outlets should be through three pin plug. Direct connection of wires in not allowed on the site.

4. Damaged wiring/ cabling for the machines / tools to be used at site are not acceptable. The extension cord or wire with the machines should be one core.

5. Electricians working on the site should wear shoes with rubber soles and should use rubber gloves during execution of the work.

6. Any heavy equipment to be plugged in for the work should be done under supervision of the embassy electrician. Contractor on his own should not plug in heavy equipment.

7. No taped joint or undersize wiring is allowed at the site for the work.

Carpentry

1. Carpenters should have dust mask to protect them from the potential hazard from saw dust.

In case sanding machine is used at the site the machine should have proper guards and operator should have suitable PPE (personal protective equipment) with them. For e.g.

safety goggles, safety shoes, gloves etc.

2. All the wood to be used at the site should be properly stacked at one side. It should not be scattered around and pose a threat for a trip hazard.

3. Entire site should be kept clean from the saw dust at the end of the day.

4. Carpenter shall use machine guards if at all machines are used at the site.

5. All the care should be taken to protect the flooring against any kind of potential damage.

6. All the drill machines or other electrical tools to be used at the site should be properly grounded and wired.

7. Contractor should use proper tools and tackles for the execution of the work at site.

8. Nails and other sharp material which can pose a threat of accident should not be scattered on the site.

Fire

1. Contractor shall provide and place fire extinguishers as per the requirement of the site (as recommended by the COR).

2. No flammable material should be kept inside the premises at any given point of time.

Lock Out / Tag Out

1. Lock out devices should be used during the testing of the electrical points and wiring.

Confined spaces

1. If at all contractors has to work in a confined space he should contact the COR before proceeding with the work. Contractor should arrange all the equipment as instructed by the COR to accomplish the job in a safe manner.

Hearing Protection

1. Contractor should assure that all the workers working in noisy surroundings should wear earmuffs or other approved devices.

Height Protection

1. Any work to be carried out over and above 8’-0” needs a sturdy metal pipe scaffolding to carry out that work. Ladder or any other arrangement needs a preapproval from COR to be implemented on the site.

2. Work at height- Scaffolding inspection to be ensured.

(End of clause)