Warning (cont)

TM 11-5985-370-12

NEVER ERECT ANTENNA GROUP OE-303/GRC

UNDER POWER LINES.

IF YOU MUST ERECT THIS ANTENNA NEAR POWERLINES, POWER

TOWERS, POWER POLES OR BUILDINGS WITH OVERHEAD POWER

WIRES, FOLLOW THE RULE:

"DOUBLE THE HEIGHT OF THE TALLEST THING IN THE AREA"

EXAMPLE: If a powerline tower is 80 feet tall, (your antenna is 30 feet tall) DOUBLE 80

FEET to get a SAFE DISTANCE of 160 feet AWAY FROM the

powerline tower.

NEVER ATTEMPT TO ERECT THIS ANTENNA WITHOUT A TEAM OF TWO

PERSONS AND THE NECESSARY HELP TO PROVIDE ADEQUATE

CONTROL OF FOOT AND VEHICLE TRAFFIC IN THE AREA DURING

ANTENNA ERECTION.

AND

NEVER ERECT OR OPERATE THIS ANTENNA DURING AN ELECTRICAL STORM.

CLEARLY MARK THE ANTENNA AREA WITH SIGNS TO PREVENT PEOPLE AND

VEHICLES FROM DRIVING THROUGH THE AREA OR ATTEMPTING TO DRIVE UNDER

THE ANTENNA ITSELF. IT MAY BE NECESSARY TO POST SIGNS IN SEVERAL

LOCATIONS TO GET EFFECTIVE RESULTS.

IT MAY EVEN BE NECESSARY TO POST A GUARD OR WATCH DURING CERTAIN

TIMES (LIKE BLACKOUT OPERATIONS, BAD WEATHER, TROOP MOVEMENT).

YOUR SUPERVISOR SHOULD CONSULT WITH THE UNIT SAFETY OFFICER TO MAKE

SURE THAT ALL UNITS IN YOUR AREA ARE AWARE THAT YOUR LONG RANGE

ANTENNA IS TAKING UP A LARGE AREA AND TO BE CAREFUL.

MAKE SURE THE SOIL CAN SAFELY HOLD YOUR ANTENNA ANCHORS. IF THE SOIL IS

LOOSE, MARSHY OR SANDY, IT MAY BE NECESSARY TO USE SPECIAL ANCHORS.

USE OF SPECIAL ANCHORS IS COVERED IN THIS MANUAL.

WHEN OPERATING UNDER UNUSUAL CONDITIONS, IT WILL BE NECESSARY TO

KEEP A SHARP EYE ON ALL ANCHORS UNTIL THESE CONDITIONS PASS.