Attachment_3_-_Billings_Interagency_Fire_Dispatch_-_Layout_Drawings.pdf
PDF 2 MB Posted
- Attached to
- GAOA Statewide Radio Infrastructure Federal contract opportunity
- Solicitation number
- 140L3624R0011
About this file
This document contains layout drawings for the Billings Interagency Fire Dispatch facility, which is part of a larger federal contract opportunity solicited by the Department of the Interior, Bureau of Land Management (BLM) for the remediation of seven communications facilities across Montana.
The key details include:
- The contract is for construction, with a firm fixed price (FFP) and single award structure, with a NAICS code of 237990 (Other Heavy and Civil Engineering Construction) and a projected value between $250,000 and $500,000.
- The solicitation is set aside for small business concerns and requires proposals to be submitted by the date specified in Standard Form 1442.
- The government strongly encourages offerors to inspect the site, and questions must be submitted in writing by April 23, 2024.
- Payment requests must be submitted electronically through the Invoice Processing Platform (IPP), unless a waiver is granted.
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Text version
BILLINGS INTERAGENCY FIRE DISPATCH
U.S. DEPARTMENT OF THE INTERIOR
BUREAU OF LAND MANAGEMENT
U.S. DEPARTMENT OF THE INTERIOR
BUREAU OF LAND MANAGEMENTUNITED STATES DEPARTMENT OF THE INTERIOR
BUREAU OF LAND MANAGEMENT
FACILITY IMAGE VICINITY MAP
To: Billings Interagency Fire Dispatch
(1299 Rimtop Drive) From: I-90 West
1. Take exit 452 for US-87 N/I-90 Business Loop go 0.2 mi
2. Turn right onto I-90 BL/US-87 N go 1.2 mi
3. Turn right onto US-87 N /Hwy 312/Main Street go 0.8 mi
4. Turn left onto East Airport Road go 1.5 mi
5. Turn right onto Rimtop Drive go 0.8 mi
6. Turn left into the facility
Latitude: 45°48'22.51"N
Longitude: 108°31'19.35"W
Elevation: 3.478 ft. AMSL
AREA REFERENCE MAP
SYMBOL
INTERSTATE HIGHWAY
U.S. HIGHWAY
STATE HIGHWAY
DESCRIPTIONSYMBOL
STATE CAPITOL
FACILITY LOCATION
BLM FIELD OFFICE
DESCRIPTION
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Title Sheet
Facility Layout
RF Cable Conduits Detail
T1
A1
E1-1
TITLESHEET NO. DWG. NO.
SHEET INDEX
01/03/2024
01/03/2024
01/03/2024
Revision Date
Building Layout3 A2 01/03/2024
OO
RF Cable Conduits Layout4 E1 01/03/2024
Billings Interagency
Fire Dispatch
Billings Interagency
Fire Dispatch
Keynotes7 Keynotes 01/03/2024
Grounding Layout6 E2 01/03/2024
Facility Layout
1" = 50'
0 30 50 1000 30 50 100
N
Interagency Fire Dispatch Building
Fire Station
AIRFIELD
Existing 30-ft.
Tower
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Replace Existing Below Ground
Conduit Between Tower and Building E1E1
Radio Equipment Room
Dispatch Operations
Building Layout
1" = 15'
0 0 9 0 15 0 30 00 0 9 0 15 0 30 0
Coordinator Office
Women Men
Logistics
Phone
Room
Radio
Room
Up
Up
U p
U p
Conference Room
Storage
Elev
Mech
Restroom
Reception
Entry
DISPATCH
U p
U p
Aircraft Base Radio Ops
State Fire Prevention
SECOND FLOOR PLAN
Up
Up
Restroom
FIRST FLOOR PLAN
Existing SSGB
Existing Desktop Radio
Antenna Mounted on Pipe-Mast
SSGB Grounded to Lightning
Protection System (LPS) Down
Conductor
SSGB Grounded to LPS Down conductor with #2 AWG, Green-Jacketed Conductor
Existing RF Cable Ground Kit
Bonded to #2 AWG Conductor
Radio Room (NTS)
Eight Dispatch Operator
Workstations
Remove Three #6 AWG
Conductors Routed to Dispatch
Remove Ground Bus Bar
Three Existing Equipment Racks
(Not Grounded)
RF Cables From Tower Enter through Existing 6-inch Conduit
Existing Subsystem Ground Bus
Bar (SSGB) with RF Surge
Protection Devices
Remove Green-Jacketed
Grounding Conductor
Used to Ground SSGB
Existing Wire Runway
Existing Surge Protection
Device for Electrical Entrance
Existing Telecommunications
Ground Bus Bar (TMGB)
SSGB Grounded to TMGB in
Telephone Room with Conductor
Routed through Conduit
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Exact Route and Location Unknown
Tower
Coordinator Office
Radio
Room
U p
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UpUp
UpUp
Coordinator Office
Radio
Room
U p
U p
Up
Up
Coordinator Office
Radio
Room
U p
U p
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Up
1" = 20'
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36 in. Wide x 36 in. Long x 12 in. Deep Type 12
Junction Box on H-Frame
36 in. Wide x 36 in. Long x 12 in. Deep Type 12 Junction Box on H-Frame
3 in Schedule 40 Conduits (x2) at 42 in. Deep in 48 in. Deep Trench
Existing 4-inch Diameter Conduit
Entering Equipment Room Through
Floor with Five RF Cables
RF CABLE CONDUITS LAYOUT
Dispatch
S id e w a lk
Patio
Interconnect TGB and EGB with #2 AWG, Bare, Solid, Tinned
Copper Conductor Routed at 48 in. Deep in Trench
Construction Contractor to Perform Utility Locates to Determine Exact
Location of Existing Below Ground Conduits and Entry Location to Building
Option 1: Construction Contractor Shall Drain/Flush existing Conduit
Installed Below the Building Foundation into the Radio Room and Reutilize
Existing RF Cables Cut and Re-terminated to RF Surge Protection Devices
Option 2
Contractor to Provide Optional Pricing to Provide and Install Two 3-inch
Diameter EMT Conduits From Junction Box on Outer Wall to Radio
Room Above Drop Ceiling(Assume 70 ln. ft. each / Total of 140 ft.)
Option 2
If Existing Conduit Routed Below Foundation is Damaged
Install Junction Box with EGB and SPDs Outside Wall of Coordinator’s
Office and Route RF Cables Up to 24-in Wide, 24 in High,18-in Deep
Junction Box Connected to Two Interior 3-in. Dia Conduits
Option 1: Construction Contractor Shall Assess Condition of Existing Conduit to
Determine if Damaged by Ice and if it is Reusable to Route Conduits and Provide
Weather Tight Connection for New Conduit from Junction Box
Option 2
Contractor to Provide Optional Pricing to Provide and Install Five each
7/8-in RF Cables Between Equipment Room and Outer Junction Box
Connected to SPDs (Assume 80 ln. ft. each / Total of 400 ft.)
Option 1: Construction Contractor Shall Provide and Install Five each 1/2-in RF
Cables Through Existing Conduit Between Equipment Racks in Equipment Room and Outer Junction Box Connected to SPDs (Assume 80 ln. ft. each / Total of 400 ft.)
Pull Box
RF CABLE CONDUITS DETAIL
3 in Schedule 40 Conduits (x2) in Trench
E1-1
E1-1 Belowground Conduit Detail Between Building and Tower
Tower Ground Bus and RF Cable
Grounding and Conduit Entry at Tower Building Pull-Box Detail (Top View)
1/2-inch RF Cables
Entering Building
4 in. x 12 in. x ¼ in.
External Ground Bus Bar
36 in. Wide x 36 in. Long x 12 in.
Deep Type 12 Junction Box
E1-1
E1-1
E1-1
E1-1
E1-1
E1-1
#2 AWG, Bare, Solid, Tinned, Copper
Grounding Conductor Bonded to
Existing Lightning Protection System
3-inch Dia. Conduits from Tower (x2)
RF Cables From Tower
Connected to Surge Protectors
Uni-Strut Frame At Base Of
Tower to Support Junction Box
Existing Grounding System
Option1:
Existing 6-inch Dia. Conduit
Entering Building Below Slab
4-inch Weather-
Proof Cable Boots
E1-1
E1-1
Existing 30 ft. Tower
Building Wall
Uni-Strut Frame Near Building to Support Junction Box and
External Ground Bus Bar
3-inch Dia. Conduits To Building (x2)
4 in. x 24 in. x ¼ in.
Tower Ground Bus Bar
RF Cable Ground Kits
5 6 in. Separation
42 in.
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HOption2: 3-inch Dia. Conduits
Entering Building Above Ceiling (x2)
#2 AWG, Bare, Solid, Tinned, Copper
Grounding Conductor Bonded to
Existing Tower Grounding System
#2 AWG, Bare, Solid, Tinned, Copper
Grounding Conductor Grounded to
Tower Grounding System
Existing Tower
Option 1
Install Five (5) New ½-in. RF
Cables Routed Through Existing 6 inch Conduit Routed Into Building
Option2: 18-in D, 24-in H, 24-in W
Junction Box Connected to
Internal EMT Conduits
Drop Ceiling
Option 2
Contractor to Provide and Install Five (5) New 7/8-in. RF Cables Routed
Through New Junction Box and Two 3-in Dia EMT Conduits to Radio
Room. Estimate Each Cable Length at 80 ln. ft. each (400 ln. ft. Total)
Option2: 18-in D, 24-in H, 24-in Wide Junction
Box Connected to Internal EMT Conduits
7 ft Estimated
80 ft Estimated
Five New 7/8-in. RF Cables Between Antennas and Surge
Protection Devices in Junction Box Near Building. 90 feet L each with N-Female at Antenna and N-Male at SPD (450 ln. ft. Total)
Fasten Each RF Cable to the Tower in 36-inch
Increments Using Stainless Steel Cable Anchors
21Install RF Cable Ground Kit on Each Cable Bonded to TGB
3 Tower Ground Bus Bar (TGB)
Option2: Two 3-in Dia PVC Conduits
4 ft Estimated
Option2:
Two 3-in Dia EMT Conduits
Interconnect TGB and EGB with #2 AWG, Bare, Solid, Tinned Copper Conductor Routed at 48 in. Deep in Trench
Two-Port, 4-inch RF Cable
Entrance with Weatherproof Boots
#2 AWG, Bare, Solid, Tinned, Copper Grounding Conductor
Bonded to Existing Tower
Grounding System
13 Ground Each Support Post
13 Ground Each Support Post
Option 2: Install Five (5) New
7/8-in. RF Cables Routed New
3-inch Diameter Conduits
Drop Ceiling
Tower
E1-1
E1-1
S id e w a lk
Patio
Grounding Layout
1" = 20'
0 12 20 400 12 20 40
Ground EGB to the LPS Down
Conductor with, #2 AWG, Bare, Solid, Tinned Copper Conductor
Coordinator
Women Men
Logistics
Radio
Room
U p
U p
Storage
Elev
Mech
Reception
Entry
Up
Up
Restroom
FIRST FLOOR PLAN
6 7
Install Subsystem Ground Bus Bar (SSGB) at Each
Dispatch Workstation (x8) Bonded to Primary
SSGB with #2 AWG, Green-Jacketed Conductors
Ground Electronic Devices and Furniture to SSGB with #6 AWG, Green-Jacketed Conductors
Install Primary Subsystem Ground Bus Bar (SSGB) above Drop Ceiling Bonded to SSGB in Radio Room with #1/0 AWG, Green-Jacketed Conductor
Up
Up
Restroom
U p
U p
Aircraft Base Radio
Ops
State Fire
Prevention
SECOND FLOOR PLAN
Remove Existing #6 AWG Grounding Conductors
Routed Between Radio Room and Dispatch Area
Install External Ground Bus Bar
Below RF Cable Entrance
Radio Room (NTS)
Install Rack Ground Bus Bar (RGB) on
Each Equipment Rack (x3) SSGB with #2
AWG, Green-Jacketed Conductors
18Ground Rack-Mounted Equipment in each Rack to the RGB with #6 AWG, Green-Jacketed Conductors
#2 AWG, Green-Jacketed
Conductor to Primary Subsystem
Ground Bus Bar in Dispatch
13Ground Wire Runway to MGB
Bond Wire Runway
Segments Together
Bond Existing RF Cable
Ground Kit to EGB
5Ground SSGB to EGB with #2 AWG, Bare, Solid, Tinned Copper Conductor
Ground Antenna Pipe-
Mast and Mount to EGB
Bond Grounding Conductor to LPS
Down Conductor with Irreversible, High-Compression Crimp Connector
Install Master Ground Bus Bar
(MGB) at Electrical Service Entrance
Ground Existing Telecommunications Ground Bus Bar to
MGB with #1/0 AWG, Green-Jacketed Grounding Conductor 3 9
7 8
10 11
Properly Route, Fasten, and Separate Cabling
Replace Existing #2 AWG Grounding Conductor Routed
In Conduit Between Radio Room and TMGB in Phone
Room with #1/0 AWG, Green-Jacketed Conductor
Legend
Existing Internal Grounding Conductor
New Internal Grounding Conductor
New External Grounding Conductor
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Remove Green-Jacketed Grounding
Conductor Used to Ground SSGB
36 in. W x 36 in. L x 12 in. D Type
12 Junction Box on H-Frame
3 in Schedule 40 Conduits (x2)
42 in. D in 48 in. D Trench
Ground Each H-Frame Support
Post to Tower Ground Ring
Construction Contractor to Perform Utility Locates to Determine
Exact Location of Existing Below Ground Conduits and Entry
Location to Building
Option 1: Construction Contractor Shall Drain/Flush existing
Conduit Installed Below the Building Foundation into the Radio
Room and Reutilize Existing RF Cables Cut and Re-terminated to RF Surge Protection Devices
Option 2
If Existing Conduit Routed Below Foundation is Damaged, Contractor to Provide
Optional Pricing to Provide and Install Junction Box with EGB and SPDs
Outside Wall of Coordinator’s Office and Route RF Cables Up to 24-in Wide, 24 in High,18-in Deep Junction Box Connected to Two Interior 3-in. Dia Conduits
36 in. W x 36 in. L x 12 in. D Type 12 Junction Box on H-Frame With External Ground Bus Bar (EGB) and RF Cable Surge Protection Devices (SPDs)
Contractor to Provide and Install Five New 7/8-in. RF Cables
Between Antennas and Surge Protection Devices in Junction
Box Near Building. Estimate Each RF Cable to be 90 feet Long with N-Female at Antenna and N-Male at SPD (450 ln. ft. Total)
Ground Each H-Frame Support
Post to Tower Ground Ring
RF Ground Kits (x5) Bonded to TGB
Tower Ground Bus Bar (TGB) at
Base of Tower Grounded to
Existing Tower Grounding System
Option 2
Contractor to Provide Optional Pricing to Provide and Install Two 3-inch
Diameter EMT Conduits From Junction Box on Outer Wall to Radio
Room (Estimate 70 ln. ft. each)
Existing Telecommunications
Ground Bus Bar (TMGB)
Pull Box
E1-1
E1-1
E1-1
E1-1
Bond SSGB in Radio
Room to EGB
Ground EGB to
Existing Lightning
Protection System
Keynotes
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KEYNOTES
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DESCRIPTION KEYNOTE SECTION PARAGRAPH
External Ground Bus Bar Section 33 79 86.13 – Ground Bus Bars at Occupied Facilities 3.5
Tower Ground Bus Bar Section 33 79 86.13 – Ground Bus Bars at Occupied Facilities 3.7
#2 AWG, bare solid tinned copper Conductor Section 33 79 83 – External Grounding Conductors 2.1
External Ancillary Device Grounding Section 33 79 20 – Bonding Ancillary Devices to the External Grounding System 3.1 & 3.2
RF Cable Grounding Section 27 05 10 – Cable and Wire Installation 3.13
RF Cable Surge Protection Section 27 05 10 – Cable and Wire Installation 3.14
Common Building Grounding System – Occupied Section 33 79 86.13 – Ground Bus Bars at Occupied Facilities 3.2
Master Ground Bus Bar – Occupied Section 33 79 86.13 – Ground Bus Bars at Occupied Facilities 3.3
Telecommunications Master Ground Bus Bar Section 33 79 86.13 – Ground Bus Bars at Occupied Facilities 3.4
Subsystem Ground Bus Bar at Workstation Section 33 79 86.13 – Ground Bus Bars at Occupied Facilities 3.8
Ground Operator Workstation Equipment Section 33 79 84.20 – Operator Workstation Grounding ALL
#6 AWG, Green-Jacketed Stranded Copper Section 33 79 84 – Internal Grounding and Bonding Conductors 3.1
#2 AWG, Green-Jacketed Stranded Copper Section 33 79 84 – Internal Grounding and Bonding Conductors 3.1
#1/0 AWG, Green-Jacketed Stranded Copper Section 33 79 84 – Internal Grounding and Bonding Conductors 3.1
Cable Runway/Ladder Grounding Section 33 79 84.13 – Bonding Equipment to the Internal Grounding System 3.4
Cable Runway/Ladder Segment Bonding Section 33 79 84.13 – Bonding Equipment to the Internal Grounding System 3.4
Rack Ground Bus Bar Section 33 79 84.16 – Rack Ground Bus Bars ALL
Rack Mounted Equipment Grounding Section 27 11 16.23 – Equipment Installation in Racks and Cabinets 3.1
Cable Separation and Grouping Section 27 05 10 – Cable and Wire Installation 3.4
Cable Installation in Trays and Ladders Section 27 05 10 – Cable and Wire Installation 3.5
Cable Installation in Racks/Cabinets Section 27 05 10 – Cable and Wire Installation 3.7 – 3.11
Securing Cables to Walls/Pipe Masts Section 27 05 10 – Cable and Wire Installation 3.12
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| Billings Interagency Fire Dispatch - Layout Drawings.vsdx |
| Title Page |
| A1 - Facility Layout |
| A2 - Building Layout |
| E1 |
| E1-1 |
| E2 - Grounding Layout |
| Keynotes |
File details come from the government source that posted it. Updated .