ROBEI DRILLING SERVICES

Project Name &

TANK FOUNDATION PAD LOCATED AT COCA- COLA DARONG, STA CRUZ DAVAO DEL SUR
Location:
Borehole Number: Borehole No. 1 Date started: June 13, 2024 Time & Weather: 11:49 AM Sunny
Sampling used: SPT Core Barrel Date completed: June 13, 2024 Time & Weather: 5:26 PM Sunny
Ground Water Level: 4.60 meters Casing depth: 13.50 meters Rig no. No. 6 Lab. Report No. 24-1689
Drilling Method: Wash & Boring Client: ZJBB AND ENGINEERING SERVICES Final Depth: 15.00 meters

SPT Sieve Analysis

(Group Symbol)
Atterberg
Sample no.

Content (%)
Depth (m)

depth (m)

BLOWS limits % Passing Sieve no.

REC. (%)
Sampling

Consistency
RQD (%)

N-VALUE
N-VALUES Soil Description/

Moisture
Symbol

(USCS)
Type of /Density/
(Graphical) Typical Names/
15 cm
15 cm
15 cm
sampling RQD LL PI

200
3/4

1/2

3/8

10

40
1

4
Discription Visual Identification (%) (%)
10 20 30 40 50 60

0.00 SPT
Wash Very Dense 0 BROWN FINE SAND, Poorly graded sand SP 19 NP NP 100 100 100 100 100 95 48 18
1.05 1.50 Boring SS-1 71 32 10 19 38 57
SPT
Wash Very Dense BROWN FINE SAND, Poorly graded sand SP 20 NP NP 100 100 100 100 100 96 50 19
2.55 3.00 Boring SS-2 71 32 10 19 38 57
SPT
Wash Very Dense BROWN FINE SAND, Poorly graded sand SP 17 NP NP 100 100 100 100 100 94 46 17
4.05 4.50 Boring SS-3 71 32 10 19 38 57
SPT
Wash Very Dense 0 BROWN FINE SAND, Poorly graded sand SP 19 NP NP 100 100 100 100 99 94 46 16
5.55 6.00 Boring SS-4 71 32 10 19 38 57
SPT
Wash Very Dense BROWN FINE SAND, Poorly graded sand SP 5 NP NP 100 100 100 100 98 92 53 23
7.05 7.50 Boring SS-5 71 32 10 19 38 57
SPT
BROWN COARSE-GRAINED GRAVELS, Poorly
Wash Very Dense GP 10 NP NP 100 100 77 39 29 25 16 9
graded gravels
8.55 9.00 Boring SS-6 71 32 10 19 38 57
SPT
BROWN COARSE-GRAINED GRAVELS, Poorly
Wash Very Dense GP 5 NP NP 100 97 83 46 39 18 13 7
graded gravels
10.05 10.50 Boring SS-7 71 32 10 19 38 57
SPT
BROWN COARSE-GRAINED GRAVELS, Poorly
Wash Very Dense GP 23 NP NP 100 100 69 36 23 16 8 5
graded gravels
11.55 12.00 Boring SS-8 71 32 10 19 38 57
SPT
BROWN COARSE-GRAINED GRAVELS, Poorly
Wash Very Dense GP 19 NP NP 100 100 72 43 31 25 15 11
graded gravels
13.05 13.50 Boring SS-9 71 32 10 19 38 57
SPT
BROWN COARSE-GRAINED GRAVELS, Poorly
Wash Very Dense GP 13 NP NP 100 100 72 35 26 20 11 5
graded gravels
14.55 15.00 Boring SS-10 71 32 10 19 38 57

Prepared by: Gerald Cristoni Mijangos Checked by: Engr. Rushell Rowena Gelacio
Laboratory Technician Laboratory Manager