Pages_from_Gallup_AWOS_Final_Plans_CSPP_1.pdf

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Attached to
Gallup Municipal Airport - Schedule I - Install AWOS III PT - NMDOT No. GUP-24-03
Solicitation number
ITB-2617
Issued by
Mckinley County, New Mexico

About this file

This Construction Safety and Phasing Plan (CSPP) details the site logistics, safety requirements, and construction schedule for the installation of a new Automated Weather Observing System (AWOS-III P/T) at Gallup Municipal Airport in Gallup, New Mexico, under NMDOT Project No. GUP-24-03. The project encompasses installation of a 30-foot tilt tower with foundation, multiple sensor pads, electrical infrastructure with underground conduit and cable runs, grounding systems, and site preparation work, along with decommissioning of the existing ASOS system. The construction must be completed within 30 calendar days from the Notice to Proceed. The plan designates a contractor staging area, establishes haul routes along Mendoza Road, and requires access through a designated gate coordinated with the Airport Manager. Construction will occur while Runway 6-24, Taxiway A and its extensions (A1-A5), and the Terminal Apron remain open to aircraft operations. The contractor must maintain portable hand-held radios monitoring CTAF/UNICOM frequency 122.95 at all times and comply with runway safety dimensions including a Runway Safety Area of 7,915.66' x 150', Runway Object Free Area of 7,915.66' x 500', and Runway Obstacle Free Zone of 7,715.66' x 400'.

The CSPP establishes comprehensive safety protocols requiring installation of low-profile barricades with flashing red caution lights spaced no greater than 12 feet on center, survey lath at construction limit corners, and temporary erosion control devices prior to soil-disturbing activities. The contractor must obtain NOTAMs prior to entering the Airport Operations Area and is responsible for correcting any rutting or pavement damage caused by construction operations at their own expense. All airport surfaces must be cleaned and all equipment, materials, and personnel removed upon completion. The plan specifies that construction personnel and equipment are prohibited from areas open to aircraft operations until those areas are formally closed and NOTAMs are issued. Contractor vehicles must route off existing pavement edges during dry conditions to minimize wear, and the contractor must check all barriers and lights daily to ensure proper working order before departing the airport.

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EM

MENDOZA RD

APRON

PARALLEL TAXIWAY A

TAXIWAY A5

TAXIWAY A4 TAXIWAY A3 TAXIWAY A2

RUNWAY 6-24 (7,315' X 100')

TERMINAL

BUILDING

CONTRACTOR SHALL UTILIZE THE ACCESS

GATE AT THE LOCATION SHOWN FOR

PROJECT INGRESS/EGRESS. THE CONTRACTOR

SHALL COORDINATE WITH THE AIRPORT

MANAGER DURING THE PRE-CONSTRUCTION

MEETING FOR GATE CODE/KEY. GATE SHALL BE

CLOSED AND LOCKED WHEN NOT IN USE.

FUEL FARM

ELECTRICAL

VAULT

EXISTING

CHAINLINK FENCE

HANGAR

(TYP.)

ROTATING BEACON

GRAVEL ROAD

CONTRACTOR HAUL ROUTE

ALONG MENDOZA ROAD.

PROPOSED AWOS

CONTRACTOR'S

STAGING AREA

CONSTRUCTION LIMITS

TAXIWAY A1

U.S. RTE 66

LOW PROFILE BARRICADES

SEE CSPP DETAIL SHEETEXISTING ASOS

CONTRACTOR SHALL UTILIZE THE ACCESS

GATE AT THE LOCATION SHOWN FOR

ELECTRICAL VAULT INGRESS/EGRESS.

Scale in Feet

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CONSTRUCTION SAFETY

AND PHASING PLAN

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12-12-2025

11-26-2025

12-03-2025

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PROJECT NO.

DRAWN BY

CHECKED BY

REVISIONS

DATE

DATE

DATE

DESIGNED BY DATE

N M

D O

T P

R O

JE

C

T N

O . G

U P

-2 4-

25683 - TO01

2201 BUENA VISTA DRIVE

SOUTHEAST STE 204

ALBUQUERQUE, NM 87106

P 505.508.2192

WWW.HWLOCHNER.COM

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LEGEND

CONTRACTOR HAUL ROUTE

CONTRACTOR STAGING AREA

CONSTRUCTION LIMITS

LOW PROFILE BARRICADES

(SYMBOL DOES NOT

DENOTE THE NUMBER OF

BARRICADES REQUIRED)

GENERAL PHASING NOTES:

1. CONSTRUCTION PERSONNEL AND EQUIPMENT WILL NOT BE ALLOWED

WITHIN AREAS OPEN TO AIRCRAFT OPERATIONS OR THE AIRPORT

OPERATIONS AREA (AOA) UNTIL THE AREA HAS BEEN CLOSED TO AIRCRAFT

AND NOTAMS HAVE BEEN ISSUED. CONTRACTOR MUST CONFIRM A NOTAM

IS IN PLACE PRIOR TO ENTERING AOA.

2. THE CONTRACTOR SHALL SUPPLY PORTABLE HAND-HELD RADIOS TO EACH

SUPERVISOR. THE CONTRACTOR SHALL MONITOR CTAF/UNICOM

FREQUENCY 122.95 AT ALL TIMES DURING CONSTRUCTION AND SHALL

RESPOND TO ANY INSTRUCTIONS FROM THE ENGINEER, AIRPORT

PERSONNEL AND/OR EMERGENCY PERSONNEL IMMEDIATELY.

3. CONTRACTOR SHALL ROUTE ALL VEHICLES OFF THE EDGES OF EXISTING

PAVEMENT DURING DRY CONDITIONS TO LIMIT WEAR OF EXISTING

PAVEMENTS.

4. TEMPORARY EROSION CONTROL DEVICES SHALL BE INSTALLED IN THE

AREA OF CONSTRUCTION PRIOR TO SOIL DISTURBING ACTIVITIES IN THAT

PHASE. TEMPORARY EROSION CONTROL DEVICES SHALL BE REMOVED AS

DIRECTED BY THE ENGINEER.

5. ANY RUTTING OR DAMAGE TO PAVEMENTS TO REMAIN CAUSED BY

CONTRACTOR'S VEHICLE OR EQUIPMENT OPERATIONS SHALL BE

CORRECTED BY THE END OF THE PROJECT BY THE CONTRACTOR AT THEIR

OWN EXPENSE.

6. CONTRACTOR SHALL INSTALL SURVEY LATH, AT A MINIMUM, AT EACH

CORNER OF THE CONSTRUCTION LIMITS. IF CONTRACTOR'S EMPLOYEES,

SUBCONTRACTORS, OR SUPPLIERS ARE NOTED TO CROSS INTO ACTIVE

PAVEMENT, ADDITIONAL LATH WILL BE REQUIRED TO BE INSTALLED.

RUNWAY 6-24 SAFETY DIMENSIONS

RUNWAY SAFETY AREA (RSA): 7,915.66' X 150'

RUNWAY OBJECT FREE AREA (R-OFA): 7,915.66' X 500'

RUNWAY OBSTACLE FREE ZONE (R-OFZ): 7,715.66' X 400'

TAXIWAY SAFETY DIMENSIONS

TAXIWAY SAFETY AREA (TSA): 79' WIDE

TAXIWAY OBJECT FREE AREA (T-OFA): 124' WIDE

PHASE 1 CONSTRUCTION LIMITS

POINT

NUMBER LATITUDE LONGITUDE SITE ELEVATION

(FT.)

OBSTRUCTION

HEIGHT (FT.)

OBSTRUCTION

ELEVATION (FT.) DESCRIPTION

1 N35°30' 31.78" W108°47' 36.52" 6470 40 6510 CONSTRUCTION LIMITS

2 N35°30' 31.80" W108°47' 34.10" 6471 40 6511 CONSTRUCTION LIMITS

3 N35°30' 29.32" W108°47' 34.07" 6471 40 6511 CONSTRUCTION LIMITS

4 N35°30' 29.31" W108°47' 36.49" 6471 40 6511 CONSTRUCTION LIMITS

5 N35°30' 30.60" W108°47' 34.09" 6470 25 6495 CONTRACTOR'S

STAGING AREA

6 N35°30' 30.60" W108°47' 29.49" 6470 25 6495 CONTRACTOR'S

STAGING AREA

7 N35°30' 28.49" W108°47' 29.48" 6470 25 6495 CONTRACTOR'S

STAGING AREA

8 N35°30' 28.47" W108°47' 34.10" 6470 25 6495 CONTRACTOR'S

STAGING AREA

NOTE: SITE ELEVATIONS FOR POINT 1 - 8 ARE FROM GOOGLE EARTH.

PHASE 1 CONSTRUCTION SCHEDULE (30 CALENDAR DAYS OR LESS)

1. THE GALLUP MUNICIPAL AIRPORT WILL BE OPEN FOR THE DURATION OF THE

PROJECT.

2. RUNWAY 6-24, TAXIWAY A, TAXIWAY A1, TAXIWAY A2, TAXIWAY A3, TAXIWAY A4,

TAXIWAY A5, AND TERMINAL APRON WILL REMAIN OPEN FOR THE DURATION OF

THIS PHASE.

3. THE FOLLOWING WORK SHALL BE COMPLETED WITHIN THE CONSTRUCTION LIMITS:

3.1. INSTALL NEW AWOS-III P/T SYSTEM.

3.2. REMOVE EXISTING ASOS SYSTEM.

4. AT THE COMPLETION OF THE ITEMS ABOVE, COORDINATE WITH AIRPORT MANAGER,

ENGINEER AND RPR TO OPEN THE WORK AREAS AS DESCRIBED IN THE STEPS

BELOW:

4.1. CLEAN ALL AIRPORT SURFACES.

4.2. REMOVE ALL EQUIPMENT, MATERIALS, AND PERSONNEL FROM THE WORK

AREA.

erivera Strikethrough 150' 500' 400' E E

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CONSTRUCTION SAFETY

AND PHASING PLAN

DETAILS

NOL

TA

LFC

12-12-2025

11-26-2025

12-03-2025

P lo t S ty le : a e.

ct b La st S av ed

B y:

n lo vo s

/0 1/

PROJECT NO.

DRAWN BY

CHECKED BY

REVISIONS

DATE

DATE

DATE

DESIGNED BY DATE

N M

D O

T P

R O

JE

C

T N

O . G

U P

-2 4-

25683 - TO01

2201 BUENA VISTA DRIVE

SOUTHEAST STE 204

ALBUQUERQUE, NM 87106

P 505.508.2192

WWW.HWLOCHNER.COM

G A

LL

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P M

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IC

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4'

NOTES:

1. BARRIER SHALL BE SHERWIN INDUSTRIES, 10" X 96" LOW PROFILE AIRPORT BARRIER,

AS SHOWN, OR APPROVED EQUAL.

2. THE ENTIRE AREA OF ORANGE AND WHITE STRIPES SHALL BE REFLECTORIZED WITH

SMOOTH SURFACE TYPE REFLECTIVE SHEETING.

3. LIGHTS MUST BE MOUNTED ON BARRIERS AND SPACED AT NO MORE THAN 10 FT.

4. BARRICADES SHALL BE SPACED NO GREATER THAN 12' ON CENTER OR 4' END TO END

5. THE BARRIERS SHALL BE WEIGHTED AGAINST PROPWASH AND CAPABLE OF

WITHSTANDING UP TO 100 M.P.H. WIND FORCES.

6. FLASHING RED CAUTION LIGHTS SHALL BE BATTERY OPERATED AND SHALL MAINTAIN

SUCH INTENSITY SO AS TO BE READILY IDENTIFIED FROM DISTANCES OF AT LEAST 200

FEET DURING DARKNESS.

7. THE CONTRACTOR SHALL CHECK ALL BARRIERS AND LIGHTS EACH DAY BEFORE

LEAVING THE AIRPORT TO ENSURE LIGHTS ARE WORKING PROPERLY AND MAY NOT

LEAVE WITHOUT ALL BARRIERS AND LIGHTS BEING IN PROPER WORKING ORDER.

8. NO ADDITIONAL PAYMENT SHALL BE MADE FOR THIS ITEM. IT SHALL BE CONSIDERED

SUBSIDIARY TO OTHER BID ITEMS.

8'

" M

A X

BATTEN TO KEEP

FLAG EXTENDED

20" MIN. X 20" MIN. FLAGS

ALTERNATING ORANGE AND WHITE,

ONE FLAG PER BARRIER. SUPPORTS

SHALL BE VERTICAL AND FRANGIBLE.

FLASHING RED

CAUTION

LIGHTS

REFLECTIVE ORANGE

(BOTH SIDES)REFLECTIVE WHITE

(BOTH SIDES)

LOW PROFILE BARRICADE DETAIL

NO SCALE

NOTES:

1. FLAG MUST HAVE A CHECKERED PATTERN OF

INTERNATIONAL ORANGE AND WHITE SQUARES.

COLORS SHALL BE IN ACCORDANCE WITH THE

CURRENT VERSION OF AC 150/5210-5.

2. FLAG AND FLASHING BEACON REQUIRED PER

CONSTRUCTION SAFETY AND PHASING PLAN (CSPP).

36"

12" 12" 12"

FLAG DETAIL

NO SCALE

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