DA Form 7452-4-R Earth Electrode Subsystem Checklist for Existing Facilities (Lra)

DA Form 7452-4-R or the "Earth Electrode Subsystem Checklist For Existing Facilities (lra)" is a Department of the Army-issued form used by and within the United States Military.

The form - often incorrectly referred to as the DD form 7452-4-R - was last revised on February 1, 2002. Download an up-to-date fillable DA Form 7452-4-R down below in PDF-format or look it up on the Army Publishing Directorate website.

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EARTH ELECTRODE SUBSYSTEM CHECKLIST FOR EXISTING FACILITIES
For use of this form, see TM 5-690; the proponent agency is COE.
1. FACILITY
2. DATE (YYYYMMDD)
3. LOCATION
4. INSPECTOR
5. SKETCH THE LAYOUT OF THE EARTH ELECTRODE SUBSYSTEM (Or attach an up-to-date engineering drawing)
6. SOIL CONDITIONS
(Type)
7. EARTH ELECTRODE SUBSYSTEM RESISTANCE
MEASUREMENT
CLAY
SAND
GRAVEL
LOAM OR HUMUS
8. LAST RESISTANCE MEASUREMENT
9. MONTHS SINCE LAST RESISTANCE MEASUREMENT
COMPONENT IDENTIFICATION
10. GROUND RODS
10a. TYPE
10b. SIZE (Diameter)
10c. LENGTH
10d. PHYSICAL CONDITION
11. GROUND CONDUCTORS
11a. TYPE
11b. SIZE
11c. MATERIAL
11d. PHYSICAL CONDITION
12. INTERCONNECTING CONDUCTORS
12a. TYPE
12b. SIZE
12c. MATERIAL
12d. PHYSICAL CONDITION
13. RISERS
13a. PHYSICAL CONDITION
13b. MEASURED RESISTANCE
13. GROUND WELLS
13a. PHYSICAL CONDITION
13b. MEASURED RESISTANCE
14. WEATHER CONDITIONS (At time of inspection)
WET
DRY
SNOW
RAIN
MIST
15. MEASURED TEMPERATURE
16. DAYS SINCE LAST PRECIPITATION
DA FORM 7452-4-R, FEB 2002
APD LC v1.00
EARTH ELECTRODE SUBSYSTEM CHECKLIST FOR EXISTING FACILITIES
For use of this form, see TM 5-690; the proponent agency is COE.
1. FACILITY
2. DATE (YYYYMMDD)
3. LOCATION
4. INSPECTOR
5. SKETCH THE LAYOUT OF THE EARTH ELECTRODE SUBSYSTEM (Or attach an up-to-date engineering drawing)
6. SOIL CONDITIONS
(Type)
7. EARTH ELECTRODE SUBSYSTEM RESISTANCE
MEASUREMENT
CLAY
SAND
GRAVEL
LOAM OR HUMUS
8. LAST RESISTANCE MEASUREMENT
9. MONTHS SINCE LAST RESISTANCE MEASUREMENT
COMPONENT IDENTIFICATION
10. GROUND RODS
10a. TYPE
10b. SIZE (Diameter)
10c. LENGTH
10d. PHYSICAL CONDITION
11. GROUND CONDUCTORS
11a. TYPE
11b. SIZE
11c. MATERIAL
11d. PHYSICAL CONDITION
12. INTERCONNECTING CONDUCTORS
12a. TYPE
12b. SIZE
12c. MATERIAL
12d. PHYSICAL CONDITION
13. RISERS
13a. PHYSICAL CONDITION
13b. MEASURED RESISTANCE
13. GROUND WELLS
13a. PHYSICAL CONDITION
13b. MEASURED RESISTANCE
14. WEATHER CONDITIONS (At time of inspection)
WET
DRY
SNOW
RAIN
MIST
15. MEASURED TEMPERATURE
16. DAYS SINCE LAST PRECIPITATION
DA FORM 7452-4-R, FEB 2002
APD LC v1.00

Download DA Form 7452-4-R Earth Electrode Subsystem Checklist for Existing Facilities (Lra)

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