Tampa EastBay Disposal Site Geotech
Updated
A PDF document (12.1 MB) attached to Tampa Harbor Improvements Industry Day, from the Department of the Army. Due Nov 18, 2026, 9:00 AM (UTC-5).
File name: Tampa_EastBay_Disposal_Site_Geotech_28Oct26.pdf
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Tampa Harbor
East Bay Disposal Site
Geotechnical Data Summary
November 2026
East Bay Disposal Site - Geotechnical Data Summary Report
1.1
1.2
2.1
2.2
East Bay Disposal Site - Geotechnical Data Summary Report
1 USACE 2026 BORINGS
The following pages include a boring location map, draft boring logs of the SPT/Core borings drilled by USACE 2026, and lab testing results of selected samples.
East Bay Disposal Site - Geotechnical Data Summary Report
Barker Rd
•CB-TH26-UC-27
•
CB-TH26-UC-01
•
B-TH26-UC-23
North FN/orth Rd
"C
>
Ill
..c
"'
::c:
(/)
•
Legend
CB-TH26-UC-04
Gatx Dr
•
"C
>
-- Current Channel Outline
G 0
� I
•
>
z
2026_Core_Borings
1,500 US Feet
I
- East Bay Disposal Site
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>
US Army Corps
of
Engineers
Tampa Harbor Improvements
The Department of the Army
East Bay Disposal Site
2026 Borings
Jacksonville District
Date:
10/29/2026
N
Hillsborough County, Florida
Dsn by:
BUN
This map is not intended for the use of construction.
Drwn by: BUN
Ckd by:
SRS
A
PLATE NO. 1
East Bay Disposal Site - Geotechnical Data Summary Report
1.1 BORING LOGS
East Bay Disposal Site - Geotechnical Data Summary Report
DIVISION
DRILLING LOG
Boring Designation
10. COORDINATE SYSTEM
Tampa Harbor Deepening SPT 2026 and 2027
Tampa Harbor
2. HOLE NUMBER
VERTICAL
World Geodetic System Longitude / Latitude (WGS 84)
LOCATION COORDINATES
N: 27.92
3. DRILLING AGENCY
CB-TH26-UC-01
Corps of Engineers - CESAS
12. HAMMER TYPE
Doug Hutchins
Automatic
5. EQUIPMENT
E: -82.42
11. DATE BORING
4. NAME OF DRILLER
STARTED
COMPLETED
Aug 22 2026
Aug 22 2026
EFFICIENCY (%)
Mud rotary
BEARING
17.80'
16. TOTAL NUMBER CORE BOXES
17. SIGNATURE AND TITLE OF INSPECTOR
17.80'
Jack Kulaga
SILT (ML); mostly nonplastic FINES; dark grayish black, wet, very soft, trace fine sand, no odor, no cementation, no staining
0 WOR
S-1
S-2
S-3
/1.5'
0 WOR
MC
ASTM
Class
LABORATORY
DR
AF
%
REC
APPROVED BY:
PI
CLASSIFICATION OF MATERIALS
(Description)
LL
LEGEND
N
LAYER
DEPTH
ELEV.
Sand
8. DEPTH DRILLED INTO ROCK
9. TOTAL DEPTH OF BORING
T
15. ELEVATION GROUND WATER
Fines
7. THICKNESS OF OVERBURDEN
-42.2'
14. ELEVATION SURFACE
Gravel
Vertical
DEG FROM VERTICAL
SAMP NO.
6. DIRECTION OF BORING
MLLW
LOCATION METHOD:
13. SIZE AND TYPE OF BIT
CME-850 XR
BLOWS/
0.5ft
SHEET
South Atlantic
1. PROJECT
DEPTH
CB-TH26-UC-01
INSTALLATION
REMARKS
0 - 18: Mud
rotary, PQ
0 - 2: DTW: 8.8ft
MLLW: +2.80
DTM: 53.8ft
/1.5'
0 WOR
/1.5'
0/1"
16 50/3"
5.60
-47.80
6.30
-48.50
S-4A
S-4B
CLAYEY SANDSTONE AND LIMESTONE, decomposed
weathered, thickly bedded, pale gray, fine grained to medium
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