WA9302-LR 960501J~JEOTECHNICAL
E GEE Consultants, Inc.
E NVIRONMENTAL
10046 Monroe Drive · Dallas, Texas 75229 · (214) 352-5433 · Fax (214) 352-6972
GENERAL REPORT n.. a
Report Date: May 1, 1996 Sample Date: March 22, 1996
Client: City of Coppell Report Number: 26
Project: 6.0 MG Water Storage Tank Project No. 95-196
Identification: Obtaining and Testing
Drilled Concrete Cores
Method of Test: ASTM C42
Results:
Specimen Nmnber
CWT-SC16 (Shotcrete)
CWT-SC17 (Shotcrete)
CWT-SC18 (Shotcrete)
Avg. Estimated
Length Avg. Nominal
of Length of Maximum Un-
Specimen Specimen Avg. Size of Cross- Corrected Corrected
Before After Core Coarse Sectional Max. Compressive Compressive
Specimen Capping Capping Diameter Aggregate Area L/D Load Strength Strength
# (in.) (in.) (in.) (in.) (sq.in.) Ratio (lbs) (PSI) (PSI)
CWT-SC16 Not 3.83 2.7 Fine 5.73 1.42 54,460 9,500 9,040
Measured
CWT-SC17 Not 3.87 2.7 Fine 5.73 1.43. 55,020 9,600 9,150
Measured
CWT-SC18 Not 3.9 2.7 Fine 5.73 1.44 56,520 9,860 9,410
Measured
Type of Fracture: Cone
Age of Specimens: Reported in Days - 28 Days
Direction of Application of Load
With respect to Horizontal Plane of Concrete as Placed: Perpendicular
Moisture Condition at Time of Testing: Air Dried
Average Compressire Strength of Cores: 9,200 psi
Above test result do meet ACI 318 requirements for 6,000 lbs./sq.in.
Cored by: L.D. (~
c¢: Mr. Larry Davis, City of Coppell
Mr. Gary Hendricks, Shimek, Jacobs & Finklea
(~ur letters and reports are for the exclusive use of the client to whom they are addressed. The use af aur name must receive our prior written approval. Our letters and reports apply anly to the sample tested andlnr inspected, and are
not necessarily indicative of the quantities of apparently identical or similar products.
i'~'EOTECHNICAL
E GEE Consultants, Inc.
EI NVIRONMENTAL
10046 Monroe Drive · Dallas, Texas 75229 · (214) 352-5433 · Fax (214) 352-6972
GENERAL REPORT
Report Date: April 18, 1996 Date Cast: March 22, 1996
Client: City of Coppell Report Number: 25
Project: 6.0 MG Water Storage Tank Project No. 95-196
Identification: Obtaining and Testing Drilled Concrete Cores
Method or Test: ASTM C42 Test Date: April 2, 1996
Results:
Specimen
Number
CWT-SC13 (Shotcrete)
CWT-SC14 (Shotcrete)
CWT-SC15 (Shotcrete)
Avg. Estimated
Length Avg. Nominal
of Length of Maximum Un-
Specimen Specimen Avg. Size of Cross- Corrected Corrected
Before After Core Coarse Sectional Max. Compressive Compressive
Specimen Capping Capping Diameter Aggregate Area L/D Load Strength Strength
// (in.) (in.) (in.) (in.) (sq.in.) Ratio (lbs) (PSI) (PSI)
CWT- Not 3.70 2.69 Fine 5.68 1.38 42,700 7,520 7,200
SC 13 Measured
CWT- Not 3.76 2.70 Fine 5.73 1.39 41,700 7,280 6,980
SC 14 Measured
CWT- Not 3.80 2.70 Fine 5.73 1.41 44,280 7,730 7,350
SC 15 Measured
Type of Fracture: Colic
Age of Specimens: 10 Days
Direction of Application of Load
With respect to Horizontal Plane of Concrete as Placed: Perpendicular
Moisture Condition at Time of Testing: Air Dried
Average Compressive Strength of Cores: 7,180 psi
Above test results do meet ACt 318 requirements for 6,000 Ibs./sq. In.
Cored by: L.D. /~~4~j~e./~
cc: Mr. Larry Davis - City of Coppell
Mr. Gary Hendricks - Shimek, Jambs and Finklea
our letters and reports are for the exclusive use Iff the client to whom they are addres~d. The use or' our name must receive our prior written approval. Our letters and reports apply only to the sample rested and/or impected~ and are
not necessarily indicative ill the quantities iff apparently identical or similar prl~lucts.
'EOTECHNICAL
E GEE Consultants, Inc.
EI NVIRONMENTAL
10046 Monroe Drive · Dallas, Texas 75229 · (214) 352-5433 · Fax (214) 352-6972
GENERAL REPORT D i. a
Report Date: April 18, 1996 Date Cast: February 28, 1996
Client: City of Coppell Report Number: 24
Project: 6.0 MG Water Storage Tank Project No. 95-196
Identification: Obtaining and Testing Drilled Concrete Cores
Method of Test: ASTM C42 Test Date: March 28, 1996
Results:
Specimen
Number
CWT-SC10 (Shotcrete)
CWT-SC 11 (Shotcrete)
CWT-SC12 (Shotcrete)
Avg. Estimated
Length Avg. Nominal
of Length of Maximum Un-
Specimen Specimen Avg. Size of Cross- Corrected Corrected
Before After Core Coarse Sectional Max. Compressive Compressive
Specimen Capping Capplng Diameter Aggregate Area L/D Load Strength Strength
# (in.) (in.) (in.) (in .) (sq.in.) Ratio (lbs) (PSI) (PSI)
CWT- Not 4.00 2.70 Fine 5.73 1.48 46,980 8,200 7,860
SC 10 Measured
CWT- Not 3.95 2.69 Fine 5.68 1.47 47,160' 8,300 7,950
SC 11 Measured
CWT- Not 3.89 2.70 Fine 5.73 1.44 45,440 7,930 7,560
SC 12 Measured
Type of Fracture: CoRe
Age of Specimens: 28 Days
Direction of AppLication of Load
With respect to Horizontal Plane of Concrete as Placed: Perpendicular
Moisture Condition at Time of Testing: Air Dried
Average Compressire Strength of Cores: 7,790 psi
Above test results do meet AC! 318 requirements for 6,000 lbs./sq. In. ..
Cored by: L.D.
cc: Mr. Larry Davis - City of Coppell
Mr. Gary Hendricks - Shimek, Jacobs and Finklea
letters and reports are for the exclusive use of the client to whom they are addressed. The use of tmr name must receive our prior written approval. Our letters and report~ apply only to the sample tested and/or inspected, and are
net necessarily indicative of the quantities of apparently identical or similar pr~xlucts.
[EOTECHNICAL
E GEE Consultants, Inc.
EI NVIRONMENTAL
10046 Monroe Drive · Dallas, Texas 75229 · (214) 352-5433 · Fax (214) 352-6972
GENERAL REPORT Drilled Shotcrete Cores
Report Date: April 18, 1996 Date Cast: February 26, 1996
Client: City of Coppell Report Number: 23
Project: 6.0 MG Water Storage Tank Project No. 95-196
Identification: Obtaining and Testing Drilled Concrete Cores
Method or Test: ASTM C42 Test Date: March 25, 1996
Results:
Specimen
Number
CWT-SC4 (Shotcrete)
CWT-SC5 (Shotcrete)
CWT-SC6 (Shotcrete)
Avg. Estimated
Length Avg. Nominal
of Length of Maximum Un-
Specimen Specimen Avg. Size of Cross- Corrected Corrected
Before After Core Coarse Sectional Max. Compressive Compressive
Specimen Capping Capping Diameter Aggregate Area L/D Load Strength Strength
# (in .) (in.) (in.) (in.) (sq.in.) Ratio (lbs) (PSI) (PSI)
CWT-SC4 Not 3.95 2.69 Fine 5.68 1.47 54,760 9,640 9,230
Measured
CWT-SC5 Not 3.89 2.70 Fine 5.73 1.44 42,260 7,380 7,040
Measured
CWT-SC6 Not 3.90 2.69 Fine 5.68 1.45 59,040 10,390 9,920
Measured
Type of Fracture: Colic
Age of Specimens: 28 Days
Direction of Application of Load
With respect to Horizontal Plane of Concrete as Placed: Perpendicular
Moisture Condition at Time of Testing: Air Dried
Average Compresslye Strength of Cores: 8,730 psi
Above test results do meet ACt 318 requirements for 6,000 lbs./sq. In. .
Cored by: L.D.
cc: Mr. Larry Davis - City of Coppelt
Mr. Gary Headticks - ShimeL Jacobs and Finklea
Our letters and reports are fi~r the exclusive use of the client to whom they are addressed. The use of tx~r name must receive our prior wrinen approval Our letters and report~ apply nnly to the sample tested and/or inspected, and are
nm necessarily indicative nf the quantities iff apparently identical or similar prl~ucts.
EOTECHNICAL
E GEE Consultants, Inc.
E NVIRONMENTAL
10046 Monroe Drive · Dallas, Texas 75229 · (214) 352-5433 · Fax (214) 352-6972
lIEPORT OF SHOTCRETE MIX INSPECTION
Report Date: April 8, 1996 Date Concrete Placed: March 22, 1996 Standard 6"x12"
Client: City of Coppell Area 28.27 Square Inches
Project: 6.0 Million Gallon Water Storage Tank Concrete Report No.: 148
Contractor: Natgun Corporation Project No.: 95-0196
Concrete Supplier and Plant: RediMix Concrete - Plant #1
Location of Placement: Cove
MATERIALS so~ ha w~. INSPECTION DATA
Description (Lbs ./Cu. Yd)
Mix Number: 688/Mix E Time Sample Batched: 10:31 pm
Cement: Time Sampled: 11:30 pm
Fly Ash: Sample Location:
Truck/Ticket No: 170/12209
Coarse Aggregate: Temperature:
Intermediate Aggregate: Ambient Range: 70°F
Fine Aggregate: Concrete Range: 80°F
Admixtures: Slump Range (inches): 1"
Weather Conditions: Clear
1 Time Started: 9:45 am
2 Superplasticizer Time Completed: 1:45 pm
Added Water: 25 Gal. Sample Air Content (%): 8.0%
Total Cubic Yards Placed: 6.0 C.Y.
Required Strength (Lbs./sq.in.): 6,000 psi
F:emarks and/or Distribution:
co: Mr. Larry Davis - City of Coppell
Mr. Gary Hendricks - Shimek, Jacobs and Finklea