MA 96/97-LR 970923· ~ Maxim Tech. ·Southwestem Labs
2575 Lone Star Dr. · P.O. Box 224227
Dallas, Texas 75222
T E C H N O L O G I E S I N C Telephone: (214) 631-2700
FAX: (214} 920-1891
REPORT OF
CONCRETE COMPRESSIVE STRENGTH
CLIENT: ABCON CONSTRUCTION
Attn: Rusty Whitaker PAGE I OF 1
1045 E. H~Pf 121
Lewisville, TX 75057 PROJECT NO.: 0903506319
REPORT NO.: 122316
PSOJECT: Pavement Renovation -Coppell DATE OF SERVICE: 8/26/97
Texas, Various AUTHORIZATION: Rusty
119 Heartz REPORT DATE: 9/23/97
SERVICES: Sample concrete at location of placement, perform required field tests,
prepare and test concrete compressive strength specimens.
PROJECT DATA
CONTRACTOR: ABCON CONTRUCTION CLASS OF CONCRETE: Mix Num!~er 8274
CONCRETE SUPPUER: TXI DATE OF PLACEMENT: 8/26/97
PLANT: 41 TIME SAMPLED: 08: 35AM BY: Stewart Ainsworth
SPECIFICATION REQUIREMENTS TEMPERATURE {DegF) - AIR: 85 CONCRETE: 90
STRENGTH: 3500psi @ 28 DAYS TRUCK NO: 459 TICKET NO: 869981
SLUMP: 3-5" AIR: 3-6% MEASURED SLUMP (in.): 6 · 00
METHOD OF TEST AIR CONTENT(%): 4.50
SAMPLING: ASTM C-172
MOLOING& CURING: ASTM C31 LOCATION OF PLACEMENT:
SLUMP: ASTM C143 Paving slab at 119 Hertz
TEMPERATURE: ASTM C1064
AIR CONTENT: ASTM C231
UNIT WEIGHT: N/A
CAPPING/PADS: ASTM C617
TESTING: ASTM C39 REPORT OF TESTS
CONCRETE COMPRESSIVE STRENGTH - 6 X 12 CYUNDERS
CYUNDER MAXIMUM COMPRESSIVE
MARKED DATE AGE DIAMETER AREA LOAD STRENGTH
SET NO. TESTED (days) {in.) {sa.in.) (Ibe. force) (psi) FRACTURE TYPE REMARKS
I I 9/02/97 7 6.00 28.27 119420 4220 CONE
i 2 9/09/97 14 6.00 28.27 141910 5020 CONE
I 3 9/23/97 28 6.00 28.27 147140 5200 CONE & SHEAR
i 4 9/23/97 28 6.00 28.27 146530 5180 CONE & SPLIT
Technician: stewart Ainsworth Started= 08:00AM Stopped: 10=00AM
Technician
Report Distribution:
I~i ~wc°~Nc~.TRucn°" CH~TERN LABS