36C25219B0003-0011000.docx

5. PROJECT NUMBER (if applicable)

CODE

7. ADMINISTERED BY

2. AMENDMENT/MODIFICATION NUMBER

CODE

6. ISSUED BY

8. NAME AND ADDRESS OF CONTRACTOR

4. REQUISITION/PURCHASE REQ. NUMBER

3. EFFECTIVE DATE

9A. AMENDMENT OF SOLICITATION NUMBER

9B. DATED

PAGE OF PAGES

10A. MODIFICATION OF CONTRACT/ORDER NUMBER

10B. DATED

BPA NO.

1. CONTRACT ID CODE

FACILITY CODE

CODE

Offers must acknowledge receipt of this amendment prior to the hour and date specified in the solicitation or as amended, by one of the following methods:

The above numbered solicitation is amended as set forth in Item 14. The hour and date specified for receipt of Offers

E. IMPORTANT:

is extended,

(a) By completing Items 8 and 15, and returning __________ copies of the amendment; (b) By acknowledging receipt of this amendment on each copy of the offer submitted; or (c) By separate letter or electronic communication which includes a reference to the solicitation and amendment numbers. FAILURE OF YOUR ACKNOWLEDGMENT TO BE RECEIVED AT THE PLACE DESIGNATED FOR THE RECEIPT OF OFFERS PRIOR TO THE HOUR AND DATE SPECIFIED MAY is not extended.

12. ACCOUNTING AND APPROPRIATION DATA

(REV. 11/2016)

is required to sign this document and return ___________ copies to the issuing office.

is not, A. THIS CHANGE ORDER IS ISSUED PURSUANT TO: (Specify authority) THE CHANGES SET FORTH IN ITEM 14 ARE MADE IN THE CONTRACT ORDER NO. IN ITEM 10A.

15C. DATE SIGNED

B. THE ABOVE NUMBERED CONTRACT/ORDER IS MODIFIED TO REFLECT THE ADMINISTRATIVE CHANGES SET FORTH IN ITEM 14, PURSUANT TO THE AUTHORITY OF FAR 43.103(b).

RESULT IN REJECTION OF YOUR OFFER. If by virtue of this amendment you desire to change an offer already submitted, such change may be made by letter or electronic communication, provided each letter or electronic communication makes reference to the solicitation and this amendment, and is received prior to the opening hour and date specified.

C. THIS SUPPLEMENTAL AGREEMENT IS ENTERED INTO PURSUANT TO AUTHORITY OF:

D. OTHER

Contractor

16C. DATE SIGNED

14. DESCRIPTION OF AMENDMENT/MODIFICATION

16B. UNITED STATES OF AMERICA

Except as provided herein, all terms and conditions of the document referenced in Item 9A or 10A, as heretofore changed, remains unchanged and in full force and effect.

15A. NAME AND TITLE OF SIGNER

16A. NAME AND TITLE OF CONTRACTING OFFICER

15B. CONTRACTOR/OFFEROR

STANDARD FORM 30

PREVIOUS EDITION NOT USABLE

Prescribed by GSA - FAR (48 CFR) 53.243 (Type or print) (Type or print) (Organized by UCF section headings, including solicitation/contract subject matter where feasible.)

(Number, street, county, State and ZIP Code) (If other than Item 6) (Specify type of modification and authority) (such as changes in paying office, appropriation date, etc.)

(If required)

(SEE ITEM 11)

(SEE ITEM 13)

(X)

CHECK

ONE

13. THIS ITEM APPLIES ONLY TO MODIFICATIONS OF CONTRACTS/ORDERS,

IT MODIFIES THE CONTRACT/ORDER NO. AS DESCRIBED IN ITEM 14.

11. THIS ITEM ONLY APPLIES TO AMENDMENTS OF SOLICITATIONS

AMENDMENT OF SOLICITATION/MODIFICATION OF CONTRACT

(Signature of person authorized to sign) (Signature of Contracting Officer) 02-13-2019 537-19-1-6988-0004 537-18-136A 36C252 Department of Veterans Affairs Great Lakes Acquisition Center (GLAC) 115 S. 84th Street, Suite 101 Milwaukee

WI

53214-1476 36C252 Department of Veterans Affairs

GLAC-NORTH CHICAGO IL

3001 Green Bay Road Building 1, Room 326 North Chicago

IL

60064-3048 To all Offerors/Bidders

36C25219B0003 02-11-2019

X X X

PROJECT 537-18-136A AHU FOLLOW-ON

This amendment is issued to disseminate an updated Statement of Work. Please see the following pages.

All other terms and conditions remain in full force and effect.

STATEMENT OF WORK

Chicago IL 60612

Part 1: Project Scope of Work Overview:

Contractor shall provide all tools, materials, components, labor and supervision for HVAC and BAS corrections to the Operating Rooms (ORs) as listed below.

Part 2: Period of Performance (POP):

Complete all work including submittals, reviews and quality control from Notice to Proceed (NTP) as follows:

Work shall be scheduled for Friday 03/29/19, after the last surgical procedure. All work shall be completed within 14 calendar days and turn over all spaces to EMS for terminal cleaning on 04/13/2019. Schedule of work shall be strictly enforced and divided as follows:

1. All construction work shall be completed within the 10 calendar days.

2. Upon completion of construction of work, 3 calendar days shall be scheduled for Testing, Adjusting and Balancing of Air and Water Systems for entire AHU-5 system at full load.

3. Weekends starting on Friday at 6:00pm. through Sunday for any work in the 3rd. floor mechanical room and in any spaces on the 2nd. floor of OR Suites.

4. All material must be onsite and approved by the COR before scheduling a shutdown. The Contractor may start earlier if all surgical cases are complete. The VA will require the Contractor to wait ready if a surgical case require more time.

5. The Contractor can work any day, weekends, including Federal Holidays.

Part 3: Detailed Project Scope of Work:

HVAC Work will include revisions to existing AHU-5/EFU-5 System components as follows:

1. Furnish and install return air terminal units (R-ATUs) in the eight (8) ORs. All R-ATUs shall have air multi-point velocity pressure sensors with external pressure taps for flow measuring, fast-acting control dampers, and access panels. Provide access panels to allow for cleaning and maintenance of the R-ATU’s. Provide electric actuators and controllers. Ensure all R-ATUs are integrated into existing BAS, update BAS graphics, and demonstrate functionality to VA COR and Operating personnel.

2. Furnish and install twenty-three (23) Supply Air Terminal Units (S-ATUs). All supply air terminal units shall be 100% fabricated from stainless steel and without integral acoustic lining. Furnish and install new reheat coils and multi-point velocity pressure sensors in the S-ATUs. Provide fast-acting electric actuators and controllers. Ensure all S-ATUs and all associated equipment are integrated into existing BAS, update BAS graphics, and demonstrate functionality to VA COR and Operating personnel.

3. Graphic displays for all ATUs (in the A/C Shop) shall indicate the corresponding air flows (CFM). In addition, supply ATUs in OR suites shall display the number of air changes per hour (ACH), both at the A/C shop and at the TSI controllers.

4. Furnish and install twenty-three (23) S-ATU reheat coils including control and isolation valves. Incorporate control valves into BAS and demonstrate functionality to VA COR.

5. Permissible noise levels for ATUs are given on 537-18-136A Bid Drawing 40-M2. Replacement ATUs shall match the characteristics of the existing units.

6. All Air Terminal Units to be factory built, Direct Digital Control (DDC), Pressure Independent units, factory setfield adjustable air flow rate, suitable for single duct applications.

a. Clearly show on each unit, the unit number and factory set air volumes corresponding to the contract drawings.

b. Unit casing shall be double wall insulated and constructed of stainless steel no lighter than 0.85 mm (22 Gauge).

c. Access panels (or doors): Provide panels large enough for inspection, adjustment and maintenance without disconnecting ducts, and for cleaning heating coils attached to unit, even if there are no moving parts. Panels shall be insulated to same standards as the remainder of the casing and shall be secured and gasketed airtight.

d. Construct dampers and other internal devices of corrosion resisting materials which do not require lubrication or other periodic maintenance.

e. Twenty-six (26) ATUs (Supply & Return) serving the 8 Operating Rooms & supporting areas shall be fabricated without integral acoustical lining. These ATUs are identified as follows:

(AHU5/RA5/EX5)

Room Services

f. All new reheat coils installed in the air ductwork serving surgical suites & supporting areas shall be fabricated with copper fins and copper tubing.

i. Tubes: Minimum 16 mm (0.625 inch) tube diameter; Seamless copper tubing.

ii. Fins, 0.1143 mm (0.0045 inch) copper mechanically bonded or soldered or helically wound around tubing.

g. Provide hanger brackets for attachment of supports. Insulation thickness shall match existing and shall consist of non-porous foil faced rigid fiberglass insulation of 4-lb/cu.ft., secured by full length galvanized steel z-strips which enclose and seal all edges. Tape and adhesives shall not be used. Material shall be non-friable and with surfaces, including all edges, fully encapsulated and faced with perforated metal or coated so that the air stream will not detach material.

7. For information regarding air flows for the terminal units, refer to Exhibit 2a: “Project 537-18-136A Bid Drawing 40-M2” and Exhibit 2b “Bid Specifications 23 31 00 – HVAC Ducts & Casings, 23 36 00 -Air Terminal Units, and 23-05 93 – Testing, Adjusting, and Balancing”.

8. Furnish and install eight (8) duct-mounted steam humidifiers for ORs including steam traps, control and isolation valves, trap as shown in Exhibit 3. Ensure implementation of humidifier’s sequence of operation and connect control valves to BAS and demonstrate functionality to VA COR. Supply terminal units serving room 2632 (Anesthesia Work) and 2634 (Satellite Pharmacy) shall also include duct mounted humidifiers, including new steam supply piping, traps, and valves as shown on Exhibit 3.

9. Remove and install 20x12 stainless-steel, 20-gauge, exhaust ductwork in OR suite # 3. Replacement work shall include turning vanes at the elbow and new return grille/diffuser. Length of ductwork to be replaced is estimated at under 40 feet. Contractor shall confirm length and size of ductwork prior to bidding.

10. Remove and replace existing fire dampers on air handler AHU5, including damper actuator/controller and smoke detectors. Contractor shall ensure that fire damper operation complies with the sequence of operation described on Bid Drawing 40-M4 of project 537-18-136A, Exhibit 2a. Refer to drawing 40-M2R of project 537-18-136, Exhibit 1a, for size of supply and exhaust ductwork.

11. Contractor shall verify that for item G. Loss of Cooling Protection on drawings 40-M6 (refer to Exhibit 1), the critical alarm as sensed by the DA-T is set to 85 0F and not 70 0F.

12. Contractor to incorporate a high static pressure alarm (Critical Alarm) to the operation of the air handler AHU5.

13. Ensure compliance of all ATUs, reheat coils, and humidifiers with their existing control sequences, are fully integrated into the existing BAS, and their functionality demonstrated to the VA COR.

14. Contractor shall identify TAB specialist within 7 days after the notice to proceed; refer to specification 23 05 93, Testing, Adjusting, and Balancing for HVAC.

15. With the VA COR, TAB contractor shall perform the testing, adjusting, and balancing of air and water systems for entire AHU-5 system. The Testing & Balancing activities are expected to be conducted after the completion of the 9-calendar day-construction work; during the day time; and require VA COR to be on site during that time to witness the TAB work and to establish the room pressurization setpoints in the OR suites as described on Exhibit 4 - Flow Tracking Control Through Room Pressurization in OR Suites. VA COR observation and confirmation are required for the Testing & Balancing actions to be considered complete and valid.

a. Prior to performing the TAB work, the TAB Specialist shall:

i. Review the contract Plans & Specifications (Section 23 05 93-Testing, Adjusting, and Balancing for HVAC).

ii. Coordinate and schedule TAB work activities with the COR.

iii. Provide necessary information as required by the COR.

iv. Inform the COR of any deficiencies that would prevent the HVAC systems from operating in accordance with the sequence of operation specified in the contract documents, or prevent the effective and accurate TAB of the system. for the Testing & Balancing actions to be considered complete and valid.

b. Perform the TAB work in accordance with Specification Section 23 05 93, Testing, Adjusting, and Balancing for HVAC.

16. Contractor shall replace existing temperature/humidity displays and furnish and install wall mounted digital temperature and relative humidity displays (LCD Display Type) in all areas served by AHU5; refer to drawing 40-M3 (Exhibit 2) for location of displays. Displays shall have the following characteristics:

a. Temperature range: 14 ℉ - 122 ℉.

b. Humidity range: 10% - 99% RH.

c. Resolution: temperature: 0.1℉, humidity: 1% RH.

d. Accuracy: temperature: 1.8℉, humidity: ± 2%RH

e. Adjustable room temperature setpoints between 66 and 75 F only. Adjustments outside this range are not permitted.

f. Displays must be uniform in shape, mounting, and functionality through the work area.

17. Remove existing AHU-5 chilled water coil feeder piping. Furnish & install 5”, schedule 40, new hydronic branch piping to chilled water coil, including the required circuit setters. Re-insulate new branch piping with insulation thickness and type to match existing.

18. Furnish and install drain pan on air handler AHU-5 as shown on537-18-136A, bid drawing 40-M1, (Exhibit 2a).

19. The existing floor drains on the 3rd. floor mechanical room are known to leak into OR Surgical Suites. During construction, provide continuous monitoring of water on the 3rd floor and shop VAC vigorously and continuously when working with water.

20. Drain, flush, and then fill S-ATU reheat coil hydronic system.

21. DDC control specialist shall review, verify, and demonstrate functionality of the current AHU-5 Control Sequence to the VA COR and Operating personnel. Specialist shall review and verify the incorporation of sensors/transmitters outputs into the BAS and the update of all graphic displays for all sensors. Additional information regarding this requirement is detailed on Bid Drawing 537-18-136A drawings: 40-M5, 40-M6, and 40-M7.

22. Update the record documents for project 537-18-136 with the found incorrect as-built information on the following: Circuit setters and hydronic piping to AHU-5 chilled water coil, all ATUs (Supply & Return), hydronic pipe sizes, valves (manual+ BAS controlled) at the AHU5 and in the OR Surgical Suites

23. 04/12/2019, turn over all spaces to EMS for terminal cleaning.

List of Exhibits included:

· Exhibit 1a: Project 537-18-136 Drawings dated March 5, 2018, to be used as references only.

· Exhibit 1b: Project 537-18-136 Specifications dated March 5, 2018, to be used as references only.

· Exhibit 2a: Project 537-18-136A Bid Drawings: 40-G1, 40-M1, 40-M2, 40-M3, 40-M4, 40-M5, 40-M6, and 40-7.

· Exhibit 2b: Project 537-18-136A Bid Specifications.

· Exhibit 3 - Steam Humidifier- Piping Connections (Single Dispersion Tube) - VA CAD Detail No. SD232213-07 DWG.

· Exhibit 4 – Flow Tracking Control Through Room Pressurization in OR Suites, VA Cad Detail 537-18-136A-1 DWG.

Construction Progress Meetings: The Contractor’s Project Manager and Field Supervisor shall provide twice weekly on-site construction progress meetings with the COR for the entire period of performance. Include minutes of the meeting and issue past minutes not later than 1 days after the meeting. Construction Progress Meetings Minutes shall contain: list of attendees, list any issues or concerns, indicate days remaining per the contract, detail any safety incidents, RFI log, Shop Drawing Log, detailed 2 weeks look ahead and shutdown schedule.

Daily Report: The Contractor shall provide a Daily Report in compliance with VAAR 852.236-79 DAILY REPORT OF WORKERS AND MATERIAL. The Daily Report shall contain: list any issues or concerns, indicate days remaining per the contract, detail any safety incidents, detail daily construction safety inspections including items checked and corrective actions taken, and include relevant construction progress photo(s). Email the Daily Report to the COR not later than 9 am the next working day.

Part 4: Submittals and Milestone Deliverables:

1. KICK-OFF MEETING with DOCUMENTATION

a. The Contractor Project Manager and Field Supervisor shall attend a Preconstruction Safety Meeting, to discuss the project details.

b. Submit: Provide a FULLY LOADED COST SCHEDULE meeting the requirements of the VAAR 852.236-84 SCHEDULE OF WORK PROGRESS. Not less than 1 item per subcontractor. In additions include any expected system shutdowns and off hours work.

c. Submit: LIST OF ALL CONTRACTORS AND SUBCONTRACTORS: company names, office address and main point of contact name with telephone number

d. Submit: CONSTRUCTION SAFETY PRECAUTIONS with project specific procedures, processes, analysis and details including but not limited to:

i. CONSTRUCTION SAFETY PLAN, LOCK OUT TAG OUT (LOTO), PERSONAL FALL ARREST SYSTEM, CONFINED SPACE PLAN

ii. ACCIDENT PREVENTION PLAN (APP) project specific

iii. ACTIVITY HAZARD ANALYSIS (AHA) project specific

e. Submit: CONSTRUCTION INFECTION CONTROL / DUST CONTROL PRECAUTIONS including:

i. Provide project specific details for construction infection control / dust control precautions for review and approval of the VA.

ii. In preparation of this item: Coordinate and meet with the COR in completing the VA’s Infection Control Risk Assessment documentation which is needed to obtain approval of the CONSTRUCTION INFECTION CONTROL / DUST CONTROL PRECAUTIONS by VA Infection Control. Include one on-site meeting with the VA COR in perpetration and one on-site meeting with the VA COR and the VA Infection Control Staff.

f. Submit: SHOP DRAWINGS AND PRODUCT LOG:

i. List all shop drawings and products in the submittal log.

g. Submit: Scanned copy of all workers OSHA Construction Safety Training certificates.

2. SHOP DRAWINGS AND PRODUCT SUBMITTALS

a. The Contractor shall provide all shop drawings and product submittals by email to the COR.

b. Submit: SHOP DRAWINGS AND PRODUCT LOG:

1) Return Air Terminal Unit, including:

1) Air Flow Measuring Device, DDC variable air volume controller, and damper actuator, sound level.

2) Supply Air Terminal Unit, including:

1) Re-heat coil.

2) Air Flow Measuring Device.

3) Damper Actuator.

4) Variable Air Volume Controller.

5) Re-Heat Coil Control Valves.

3) Duct Mounted Humidifier, including control valves, steam traps, steam piping for ATU units in Satellite Pharmacy and Anesthesia, pipe insulation & all required piping accessories as depicted on Exhibit 3.

4) Circuit setters, hydronic pipe insulation.

5) Glycol Solution.

3. MOBILIZATION ON SITE INCLUDING PERFORMANCE OF THE WORK

a. Contractor shall not mobilize on site until all KICK-OFF MEETING AND DOCUMENTATION and SHOP DRAWINGS AND PRODUCT SUBMITTALS are reviewed and accepted by the VA.

b. Approval to mobilize shall be in writing by the COR.

c. Post and maintain emergency contact information, VA’s Infection Control Risk Assessment and other information required by the COR, on the wall at all entry points to the worksite.

4. ACCEPTANCE AND CLOSE OUT

a. Statement from the Contractor that the Work is Substantial Complete:

i. The final construction inspection and the related work corrections shall be completed before the end of the period of performance. Prior to expected Substantial Completion, at 75% construction complete or as noted on the construction project schedule, notify the CO and COR. Provide the following:

1) This notification will allow the COR to coordinate with Designer of Record for final construction completion inspection.

2) This notification will allow the COR to coordinate with Operations and Maintenance Staff’s schedules to accommodate Demonstration and System Training.

3) With this notification, the Contractor shall provide the COR a list of items that are incomplete / incorrect. This list of incomplete / incorrect items will allow the Project Team to understand what work remains so that construction inspection findings are not incorrectly identified as a deficiency.

ii. At Substantial Completion, the Contractor shall notify the CO and COR in writing that work is complete and the Contractor has completed their quality control measures.

b. Demonstration that the work is complete

i. The Contractor shall demonstrate the operation of the system(s).

ii. Provide factory startup and certification of all systems.

iii. Newly installed piping and distribution system components shall be flushed and disinfected prior to being placed in service. Include documenting completion

iv. Schedule the demonstration with the COR, 21 days in advance so that the VA Operations and Maintenance staff and the Designer of Record can attend.

v. One demonstration of the correct operation of the system is required. Coordinate for during the day, however if staff and patients are impacted by the demonstration then it shall be scheduled at night or on the weekend.

vi. If the demonstration does not show expected operation, the Contractor shall make required system adjustments and reschedule and retest.

vii. This demonstration is not to be combined with the System Training functional performance testing.

c. Training: Training for the project should address two fundamental issues:

i. Preventive maintenance for ATUs (operation of dampers, the condition of flow sensors, instrumentation) reheat coils (cleaning of coils), coil control valves, humidifiers including control valves and strainers.

ii. Understanding the operation of DDC controls, interactions between operations of ATUs and room pressurization sensors, the response of reheat coils and humidifiers to space humidity and temperature settings.

iii. Training Manuals: Submit the course outline and training to material to the COR for approval 21 days prior to the training to VA operating personnel.

iv. Submit Schedule training with the COR 21 days in advance.

d. Instructions to VA Operating Personnel: Perform in accordance with 1.8 INSTRUCTIONS, in Specification Section 23 09 23.

e. Close Out Records: provide three printed sets and three compact discs with electronic files of the following:

i. Plan as built record drawings of the installed condition shall be CAD drawn. Turn over the CAD files, PDF files and the red line field notes to the VA

ii. Approved shop drawings

iii. Operations and Maintenance (O/M) Manuals:

1) Submit in accordance with SUBMITTAL, Operation and Maintenance (O/M) Manuals, in Specification Section 23 09 23.

iv. Spare parts listing

Part 5: Applicable Performance Standards

1. All work shall comply with

a. All VA Policies including and not limited to: VA Construction Safety and VA Infection Control Policies.

b. Codes, Standards and Executive Orders (Topic 1) found http://www.cfm.va.gov/til/cPro.asp

2. The Prime Contractor shall have a Competent Supervisory Person on site at all times when any worker(s) or sub-contractors are present. Provide sign in sheet to the COR.

3. The Contractor shall provide mitigating activities as outlined in the CONSTRUCTION SAFETY PRECAUTIONS and CONSTRUCTION INFECTION CONTROL RISK ASSESSMENT / DUST CONTROL PRECAUTIONS including but not less than the following:

a. Fire extinguishers, pedestal mounted in the area of work

b. Walk off dust mats, inside and outside all entry / exit points to the workspace, changed not less than twice daily or more as required by the construction or COR.

c. Provide a High-Efficiency Particulate Arresting / High-Efficiency Particulate Air Filtration (HEPA) recirculating air equipment at the construction workspace.

d. When working above the ceiling in the OR, provide dust containment tent or portable containment cube, with HEPA filter negative air system. This is intended to minimize the terminal cleaning in the OR.

e. When working in the OR all staff shall be outfitted with contractor supplied single use PPE intended for a sterile surgical suite. Include bonnet, overcoat, booties, face hair masks. Wash / wipe all tools and equipment before entering the OR suite.

4. No trash, used packaging or construction spoils shall be stored on site. Remove each day using covered gondolas.

5. All work will be provided with 1-year parts and labor guarantee from date of acceptance by the VA.

Part 6: Jesse Brown VAMC Additional Requirements

1. Project number and the contract number in the subject line of all emails

2. Comply with all Jesse Brown VAMC site specific requirements and SOPs including and not limited to: Key Policy, Badging Policy, Rules of Behavior, and Smoking Policy.

3. The Contractor shall check in (in person) with the Administrative Officer of the Day (AOD) which is located in Patient Admitting for any work between 6:00 pm through midnight to 6:00 am or any time on weekends. Provide the name and cell number of the on-site supervisor to the AOD. At the completion of the work, check out with the AOD.

4. Daily sign in: The Contractor shall provide a daily attendance list signed by each individual. For any work, any day. Turn hard copy with original ink.

5. All building systems will be maintained in full operation at all times:

6. Fire-seal all penetrations through any wall or floor with Listed fire rated assembly.

7. Deliveries, Parking, Elevators:

a. Deliveries only at the Polk Street dock, and coordinated with the COR. At time of delivery: provide vehicle information to the VA Police and remove the vehicle as soon as delivery is complete. Move materials in public corridors during low patient time and performed between 6 pm through midnight concluding by 6 am on the following day.

b. No on-site parking or parking in the VA garage. Utilize street parking or other parking structures such as the Cook County Juvenile Parking Garage at their daily rate. The existing JB VAMC parking garage is at capacity and reserved for patients and staff.

c. Contractor shall use Freight Elevators. Do not move materials and employees in passenger elevators unless written approval by COR.

8. Storage and office shall be allowed on 3rd floor Bed Tower.

9. Contractor shall provide construction dumpsters with a surrounding safety fence. Pavement to be protected from damage of loading and unloading the dumpster and dumpster weight. Located on the Polk Street Dock. Provide recycling and receipts from the salvage / deposal service in compliance with VA’s GEMS Policy.

10. No music radios. Two-way communications radios are allowed where broadcast frequency is approved by COR.

11. VA reserves the right to close-down or shut-down the project site and ask Contractor’s employees off the premises in the event of a civil emergency or operational requirement. The Contractor may return to the site only with the written approval of the COR.

image1.emf