Attachment 3 Supplemental SOW 2_19_25 rim.pdf

7.1 Supplementary Statement of Work (SOW)

The contractor must provide all materials and services for work required to complete the installation of a new communications shelter at Rim Mountain. The site is located on the Carlsbad Ranger District, Lincoln National Forest at the following coordinates: Lat 32N 28’ 24.3” Long 105W 07’ 10.6”. The work provided by the contractor shall satisfy the following:

7.1.1 Shelter Design Requirements

A. The Manufacturer of the shelter shall comply with all applicable nationally recognized building and electrical codes.

B. The shelter shall be a PEPRO LLC. 6’x6’x8’ shelter with an integrated 30’ mast. The mast shall articulate to allow access to the antennas while in the horizontal position.

C. The shelter shall include the following equipment.

a. (1) 19” x 84” equipment racks

b. Overhead cable ladder rack to allow for the distribution of power and RF cables from their respective entry points to the equipment rack

c. Standard Pepro 6x6 DC lighting fixtures with LED bulbs, connected to a 1-hour rotary timer switch installed near the shelter entrance

d. (2) Rack mounted battery trays, each capable of supporting (2) Dakota Lithium

12V 100AH Lithium batteries

e. (1) Rack mounted bus bar

f. (1) Main Ground Bus bar (MGB) installed below the RF entry panel

g. (2) Filtered DC entry port tied to the faraday cage

h. (2) Surge protection devices (SPD) for solar array connections, SPDs shall be rated for a 12VDC Solar array

i. (2) Passive ventilation ports that include hoods, louvers, and screens to prevent insects from entering the shelter

j. Previsions to mount solar panels to both the roof and south face of the shelter

k. Solar panel mounts designed to work with the building attachment points

l. The door shall be installed on the East face of the shelter

m. The integrated mast shall be attached to the West side of the shelter and shall articulate to the East over the top of the shelter

n. The manufacturer shall provide (1) double 18” standoff mount and (1) 4” standoff mount to attach (2) Telewave ANT150F2 antennas to the mast at the following heights: 30’, 25’.

D. The shelter design shall include a faraday cage to protect the equipment from transient voltage spikes

E. The shelter shall include an RF entry panel with 9 ports, the appropriate quantity of boots and cushion inserts to support (2) ½” Heliax cables. The RF entry port, boots, and cushion inserts shall be integrated into the faraday cage. The remaining unused RF entry ports shall be capped with covers that are integrated into the faraday cage

F. The shelter design shall be such that it can be deployed on bare unimproved land without the need for excavation or foundation construction.

G. The shelter shall be grounded through Ufer pads placed on native surface; due to the no ground disturbance requirements a traditional ground system cannot be part of the solution.

H. The shelter shall be anchored to the land without the use of guy wires or stakes.

I. The shelter and mast system shall be designed on a site-specific basis and must comply with the current version of TIA-222. The mast system shall be designed to support the following antennas and feedlines:

a. Telewave ANT150F2, 30’, feedline LDF4-50, 18” standoff, USFS

b. Telewave ANT150F2, 25’, feedline LDF4-50, 18” standoff, USFS

J. The roof of the shelter shall include an integrated anchor point that meets OSHA standard 29 CFR 1926.502(d)(15) capable of sustaining 5,000lbs. (22.2KN) of force.

K. The contractor shall also reference the provided PWS, BOM, Shelter Request Form, and this document for design details.

7.1.2 Shelter Delivery and Installation

A. Prior to installation the shelter shall be delivered to:

3500 Airport Road Alamogordo, Nm. 88310

B. The shelter shall be delivered at a minimum of 4 weeks prior to installation.

C. The contractor shall schedule and provide the means to safely offload the shelter at the delivery location.

D. The contractor shall schedule, coordinate, and install the new shelter at the Rim Mountain communication site.

E. The road system used to access the Rim Mountain communications site is in good condition. However, the use of a lowboy to transport to and from the site may be a challenge due to tight switch backs.

F. The shelter shall be installed in the location marked out on the ground by the Forest Service Land Mobile Radio staff.

7.1.3 Demolition of Existing Shelter

A. The contractor shall demolish and dispose of (1) 6’x8’ fiberglass shelter.

B. The removal of the existing telecommunications shelter will be done in a way that no damage will occur to remaining structures/equipment.

C. Any damage caused by the removal of the structure will be the responsibility of the contractor to repair.

D. Disposal of all demolition debris is the responsibility of the contractor and shall be discarded in accordance with state, federal environmental regulations as applicable.