B01 Attachment J02-a Crownpoint Med Gas Renovation ADDENDUM 1.pdf

CROWNPOINT MED GAS RENOVATION PROJECT NO. HHSI16109024T

CROWNPOINT MED GAS RENOVATION - Addendum No. 1 - Page 1 of 2

ADDENDUM NUMBER ONE (1)

Date: October 04, 2018

Project: Crownpoint Medical Gas Upgrade Design Contract No. HSSI161201200003I Hwy Junction 57, Route 9 Crownpoint, NM 87313

Owner: Department of Health and Human Services Indian Health Service (IHS) Office of Environmental Health and Engineering Navajo Area Office Highway 264, St. Michaels, Arizona 86511

From: Rock Gap Engineering LLC 3737 Princeton NE Suite 100 Albuquerque, New Mexico 87107-4205

TEL: (505) 344-2366

FAX: (505) 213-0563

To: Prospective Bidders

This Addendum forms a part of the Contract Documents and modifies the original “Issued for Construction” Documents dated August 8, 2018 as noted below. Acknowledge receipt of this Addendum in the space provided on the Bid Form. Failure to do so may subject the Bidder to disqualification.

This Addendum consists of (2) pages plus (1) attached Revised Drawing.

1. NOTICE TO BIDDERS:

1.1 This Addendum is issued to all registered plan holders pursuant to the instructions to bidders and Conditions of the contract.

2. REVISIONS TO PREVIOUS ADDENDA:

1.1 None.

3. CHANGES TO PROCUREMENT REQUIREMENTS AND CONTRACTING

REQUIREMENTS:

3.1 None.

CROWNPOINT MED GAS RENOVATION PROJECT NO. HHSI16109024T

CROWNPOINT MED GAS RENOVATION - Addendum No. 1 - Page 2 of 2

4. CHANGES TO DRAWINGS:

4.1 SHEET MG-1 General Notes and Medical Equipment Schedules

A. REVISE Medical Gas General Note ‘P’ as follows:

1. “CONTRACTOR SHALL RE-LABEL ALL MEDICAL GAS PIPING

ABOVE CEILING TO COMPLY WITH NFPA 99. GAS PIPE LABELS

SHALL BE SPACED NO FURTHER THAN 20 FEET, AND ON BOTH

SIDES OF SEPARATION WALLS.”

4.2 SHEET MG-5 MECHANICAL ROOM PIPING PLAN AND BULK OXYGEN

STORAGE PLAN

A. REVISE Drawing as noted on attached sheet.

1. Add keyed note D as follows:

a. PROVIDE SIGN ON FENCE AROUND BULK TANK, 4

PLACES. SIGN TO READ “NO SMOKING, NO OPEN

FLAMES, OXYGEN”

2. Add keyed note E as follows:

a. PROVIDE SIGN ON EMERGENCY OXYGEN FILL

CONNECTION. SIGN TO READ “EMERGENCY OXYGEN FILL

CONNECTION”

3. Add keyed note F as follows:

a. INSTALL UNISTRUT FRAME ON GROUND TO ELEVATE

GAS BOTTLES 4” A.F.G. FRAME TO BE BOLTED STEEL,

UNISTRUT P6000 OR EQUAL. COAT FRAME WITH AIR-DRY

ENAMEL COATING. COLOR TO BE BLACK OR AS

COORDINATED WITH OWNER. MODIFY PIPING FROM

TANK TO HEADER FOR TANK HEIGHT CHANGE.

4. Add keyed note G as follows:

a. PROVIDE ANCHORAGE BOLTS FOR BULK OXYGEN

STORAGE TANK TO SLAB. CONTRACTOR TO

COORDINATE WITH BULK TANK SUPPLIER FOR FIELD

MODIFICATIONS TO TANK BASE FOR ATTACHMENT OF

POST-INSTALLED ANCHORS IN SLAB.

5. Add keyed note H as follows:

a. PROVIDE TAGS ON ALL SHUT-OFF VALVES AT BULK

TANK. NUMBER EACH VALVE FOR LABELING IN OWNER

PROVIDED SHUT-DOWN PROCEDURE.

End of Addendum

C

C

D

D

F

E

D

G

D

H

F

KEYED NOTES

SCALE: N.T.S.

BULK OXYGEN STORAGE PLAN

NORTH

APPROVED

REV DATE DESCRIPTION

DEPARTMENT OF HEALTH AND HUMAN SERVICES

INDIAN HEALTH SERVICE

OFFICE OF ENVIRONMENTAL HEALTH AND ENGINEERING

ALBUQUERQUE AREA OFFICE

5300 Homestead Road NE Albuquerque, New Mexico 87110

0 08/10/18 100% MEDICAL GAS UPGRADE - DESIGN

1 10/4/18 AMENDMENT #01 - CHANGES TO DRAWINGS

A. EXISTING MEDICAL AIR COMPRESSOR SHALL BE REPLACED, REMOVE COMPLETE. REMOVE &

REPLACE ALARM SENSORS FOR UNIT. REMOVE DOMESTIC WATER LINES AT EXISTING UNIT

AND CAP AT MAINS. PROVIDE AND INSTALL NEW MEDICAL AIR COMPRESSOR PACKAGED UNIT

(MAC-1). UNIT SHALL BE SKID MOUNTED AND LOCATED ON EXISTING HOUSEKEEPING PAD.

INSTALL EQUIPMENT PER MANUFACTURER'S RECOMMENDATIONS AND DETAILS. PROVIDE AND

INSTALL OUTSIDE AIR CONNECTIONS TO UNIT ACCORDING TO SECTION 5 OF NFPA 99. FURNISH

NEW PIPING AND FITTINGS FOR UNIT CONNECTIONS TO EXISTING PIPING. PROVIDE SOURCE

VALVE, PRESSURE REGULATORS, SIGNAGE PER NFPA 99, AND DRAIN TO MEET ALL REQUIRED

CODE ITEMS. EXTEND LINE SIZE DRAINS TO FLOOR SINK LOCATED AT HOUSEKEEPING PAD.

CONNECT NEW ALARMS TO MASTER ALARM LOCATED ON SHEET MG-4. COORDINATE FINAL

EQUIPMENT LOCATION WITH MVP-1 TO MAINTAIN RECOMMENDED SERVICE CLEARANCES.

B. EXISTING MEDICAL VACUUM PUMP EQUIPMENT SHALL BE REPLACED, REMOVE COMPLETE.

REMOVE & REPLACE ALARM SENSORS FOR UNIT. PROVIDE AND INSTALL NEW MEDICAL

VACUUM PUMP PACKAGED UNIT (MVP-1). UNIT SHALL BE SKID MOUNTED AND LOCATED ON

EXISTING HOUSEKEEPING PAD. INSTALL EQUIPMENT PER MANUFACTURER'S

RECOMMENDATIONS AND DETAILS. PROVIDE AND INSTALL 1-1/2" EXHAUST PIPING AT BOTH

BRAIDED FLEX CONNECTORS ON UNIT, MANIFOLD BOTH LINES TO A SINGLE STACK, RUN

THROUGH ROOF, TURN DOWN AND SCREEN OPENING. GOOSENECK EXHAUST PIPE SHALL BE

LOCATED 10'-0" AWAY FROM ALL AIR INTAKES ON ROOF. SEAL ROOF PENETRATION WEATHER

TIGHT. FURNISH NEW 2" PIPING AND FITTINGS FOR CONNECTIONS TO EXISTING PIPE

CONNECTIONS. INSTALL NEW ALARM SENSORS, BY PASS VALVE ASSEMBLY PER NFPA 99, AND

SIGNAGE TO MEET ALL REQUIRED CODE ITEMS. CONNECT NEW ALARMS TO MASTER ALARM

LOCATED ON SHEET MG-4. COORDINATE FINAL EQUIPMENT LOCATION WITH MAC-1 TO

MAINTAIN RECOMMENDED SERVICE CLEARANCES.

C. EXISTING BULK OXYGEN STORAGE SHALL BE SERVICED BY CERTIFIED MEDICAL SYSTEMS

TECHNICIAN. INSTALL NFPA COMPLIANT FINAL LINE ASSEMBLY. INSTALL REQUIRED PRESSURE

SWITCH. INSTALL EMERGENCY OXYGEN SUPPLY CONNECTION (EOSC), FIELD VERIFY

LOCATION AT TANK. INSTALL SOURCE VALVE TAG. INSTALL "IN USE" SWITCH AND RESERVE

LOW PRESSURE SWITCHES. CONNECT TO MASTER ALARM PANEL LOCATED ON SHEET MG-4.

D. PROVIDE SIGN ON FENCE AROUND BULK TANK, 4 PLACES. SIGN TO READ “NO SMOKING, NO

OPEN FLAMES, OXYGEN”.

E. PROVIDE SIGN ON EMERGENCY OXYGEN FILL CONNECTION. SIGN TO READ “EMERGENCY

OXYGEN FILL CONNECTION”.

F. INSTALL UNISTRUT FRAME ON GROUND TO ELEVATE GAS BOTTLES 4” A.F.G. FRAME TO BE

BOLTED STEEL, UNISTRUT P6000 OR EQUAL. COAT FRAME WITH AIR-DRY ENAMEL COATING.

COLOR TO BE BLACK OR AS COORDINATED WITH OWNER. MODIFY PIPING FROM TANK TO

HEADER FOR TANK HEIGHT CHANGE.

G. PROVIDE ANCHORAGE BOLTS FOR BULK OXYGEN STORAGE TANK TO SLAB. CONTRACTOR TO

COORDINATE WITH BULK TANK SUPPLIER FOR FIELD MODIFICATIONS TO TANK BASE FOR

ATTACHMENT OF POST-INSTALLED ANCHORS IN SLAB.

H. PROVIDE TAGS ON ALL SHUT-OFF VALVES AT BULK TANK. NUMBER EACH VALVE FOR LABELING

IN OWNER PROVIDED SHUT-DOWN PROCEDURE.

MG-5X