SS9402C-LR 980701Compaction
Test Report
Patton, Burke & Thompson
10555 Newkirk Street
Suite 530
Dallas, Texas 75220
CLIENT
CI1Y OF COPPELL
225 PARKWAY BLVD.
P. O. BOX 478
COPPELL, TEXAS 75019
DATE: 07/01198 JOBNO .. 1532
REPORT NO 20 _ SHEET. tOE 1
SUBJECT BETHEL ROAD 5EWER LINE BACIG:ILL REPAIRS
COPPELL, TEXAS
UTILIIY TRENCH
BACKFILL OBSERVATION
LABORATORY FIELD
~ STA. 27+35 ..... CUR1/E N0..341
STA,. 26+50 CURVE.NO. 34E
-STA. 30+30 ...... CUR~E.NO. 34E
STA. 3 ¥+50 .... CURVE NO. 34E
1 BELOW ASPHALT
SPEaF~C~ONB: 95 % OF MAXIMUM ASTM D698
MOISTURE WI I~IIN % OF OPT[MUM
TYPE OF COMPACTION EQUIPMENTAND NO OF UNITS:
CAT CP433~C SHEEPSFOOT VIBRATORY DRUM ROLLER
WACKERPACKER (1]
MOISTURE ADDED BY ....
THICKNESSOFLIFT _ 8 INCHES
WPE OF EARTH MOVING EQUIPMENT AND NO OF UNITS:
DAEWOOD TRACKHOE (I]
THIS REPORT PRESENTS OPINIONS FORM ED AS A RESULT OF OUR OBSERVATION
OF FILL PLACEME N~ AS WELL AS THE TESTS SHOWN ABOVE WE HAVE RELIED
UPON THE CONTRACTOR TO APPLY THE NECESSARY COMPACTIVE EFFORT AND
MOISTURE TO ACHIEVE SPECIFIED COMPACTtON DURING TIMES WHEN OUR
OBSERVER iS NOT PRESE NE AND AT LOCATIONS OTHER THAN THOSE TESTED
TEST DAEA ARE NOT THE SOLE BASIS FOR OPINIONS ON WHETHER TH E FILL MEETS
SPECIFICATIONS
PROGRESS REPORT AS REQUESTED, PBT MADE A SITE VISff TO OBSERVE AND TEST THE UTIITY TRENCH
RECONSTRUCTION. THE PBT TECHNICIAN PERFORMED IN-P~ACE MOISTURE/DENSITY TESTS ON THE BOTTOM OF THE
RE-EXCAVATED TRENCH PRIOR TO RECOMPACTION. TESTS INDICATED LOW COMPACTION. DUE TO THE HIGH
MOISTURE CONTENT OF THIS MATERIAL, THE CONTRACTOR SCARIFIED THE MATERIAL TO ALLOW IT TO DRY. NO
~BACKF!LL MATERIAL WAS P. LACED ON THIS DATE. THE CONTRACTOR OPENED ADDmONAL TRENCH BEIWEEN STA.
~$2+~ ~ ~TA. 34+21~; THIS SECTION OF TRENCH WAS EXCAVATED TO A DEPTH OF 4' BELOW TOP OF CONCRETE
KD w DTH op v.
IN OUROPINION~ FILLCOMP~TION MEETS SPECIFICATIONSASINDICATED BYOUR OBSERVATIONSAND TESTNO S _.,m. ~..'~ ,~t..O.~
.... ,,,..~ ~. -~
~/~R~P~N~N~F~LC~MPAC~ND~E~N~MEEfSPE~CA~I~NSAS~ND~ATED~¥~UR~BSERVA~NSAND~ESTN~ $ ~ ~'~, 1~'~ 13~
*OTIEOEO"'ERV^.O. [] EU*.,.E;
BOB DYGE~' .... / '"' '". ~... _..~...'~.~3~,