DA Form 7452-8-R "Signal Ground Reference Subsystem Checklist for Existing Facilities (Lra)"

What Is DA Form 7452-8-R?

This is a military form that was released by the U.S. Department of the Army (DA) on February 1, 2002. The form, often mistakenly referred to as the DD Form 7452-8-R, is a military form used by and within the U.S. Army. As of today, no separate instructions for the form are provided by the DA.

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Download DA Form 7452-8-R "Signal Ground Reference Subsystem Checklist for Existing Facilities (Lra)"

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SIGNAL GROUND REFERENCE SUBSYSTEM CHECKLIST FOR EXISTING FACILITIES
For use of this form, see TM 5-690; the proponent agency is COE.
1. FACILITY
2. DATE (YYYYMMDD)
4. INSPECTOR
3. LOCATION
5. SKETCH THE LAYOUT OF THE EXISTING SIGNAL GROUND REFERENCE SUBSYSTEM OR ATTACH AN UP-TO-DATE ENGINEERING DRAWING
6. VISUALLY INSPECT THE EXISTING SIGNAL GROUND REFERENCE SUBSYSTEM FOR SIGNS OF DETERIORATION, BURNING, CORROSION,
OR DAMAGE. RECORD ALL DEFICIENCIES.
LOCATION
GROUND COMPONENTS
DEFICIENCIES
7. CHECK THE CONTINUITY OF THE GROUNDING CIRCUITS. CHECK ALL CONNECTORS, JOINTS, BONDS, AND FITTINGS FOR PROPER
INSTALLATION, CRACKS, AND TIGHTNESS. RECORD ALL DEFICIENCIES.
LOCATION
DEFICIENCIES
8. MEASURE THE RESISTANCE BETWEEN CONNECTORS, JOINTS, BONDS, AND FITTINGS USING DOUBLE BALANCED DC BRIDGE. RECORD
ALL MEASUREMENTS.
LOCATION
CONNECTIONS
RESISTANCE
9. MEASURE THE EARTH TO GROUND RESISTANCE OF THE SIGNAL GROUND REFERENCE SUBSYSTEM USING THE FALL OF POTENTIAL
METHOD. RECORD THE MEASUREMENT.
RESISTANCE
DA FORM 7452-8-R, FEB 2002
APD LC v1.00
SIGNAL GROUND REFERENCE SUBSYSTEM CHECKLIST FOR EXISTING FACILITIES
For use of this form, see TM 5-690; the proponent agency is COE.
1. FACILITY
2. DATE (YYYYMMDD)
4. INSPECTOR
3. LOCATION
5. SKETCH THE LAYOUT OF THE EXISTING SIGNAL GROUND REFERENCE SUBSYSTEM OR ATTACH AN UP-TO-DATE ENGINEERING DRAWING
6. VISUALLY INSPECT THE EXISTING SIGNAL GROUND REFERENCE SUBSYSTEM FOR SIGNS OF DETERIORATION, BURNING, CORROSION,
OR DAMAGE. RECORD ALL DEFICIENCIES.
LOCATION
GROUND COMPONENTS
DEFICIENCIES
7. CHECK THE CONTINUITY OF THE GROUNDING CIRCUITS. CHECK ALL CONNECTORS, JOINTS, BONDS, AND FITTINGS FOR PROPER
INSTALLATION, CRACKS, AND TIGHTNESS. RECORD ALL DEFICIENCIES.
LOCATION
DEFICIENCIES
8. MEASURE THE RESISTANCE BETWEEN CONNECTORS, JOINTS, BONDS, AND FITTINGS USING DOUBLE BALANCED DC BRIDGE. RECORD
ALL MEASUREMENTS.
LOCATION
CONNECTIONS
RESISTANCE
9. MEASURE THE EARTH TO GROUND RESISTANCE OF THE SIGNAL GROUND REFERENCE SUBSYSTEM USING THE FALL OF POTENTIAL
METHOD. RECORD THE MEASUREMENT.
RESISTANCE
DA FORM 7452-8-R, FEB 2002
APD LC v1.00