C1-37

C1-38

C1-39

C1-40

C1-41

C2 Laboratory Test Results

C2-1

Project Location Location Designation USCS Grain Size Distribution Atterberg Specific gravity

Number Soil Description class (% Passing Sieve No.) Limits3/4" 1/2" 3/8" #4 #10 #20 #40 #50 #100 #200 LL PL PI g/cc

Bucao River (Downstream)

1 Right side Gray fine to coarse SAND, some pyroclastic materials. SP 100 99 99 96 83 52 37 9 2 2.56

Middle side Gray fine to coarse SAND, with pyroclastic materials. SP 100 99 97 93 87 76 65 17 2 2.44

Left Side Gray fine to coarse SAND, with pyroclastic materials. SP 100 99 99 97 94 89 80 69 21 5 2.58

Bucao River (Brgy. Malumboy)

2 Right side Light gray fine to coarse SAND, with pyroclastic materials. SP 100 99 99 96 84 56 41 36 1 2.51

Middle side Gray fine to coarse SAND, traces of pyroclastic materials. SP 100 100 99 97 93 87 76 65 17 2 2.65

Left Side Gray fine to medium SAND, traces of pyroclastic materials. SP 100 100 98 87 63 9 2 2.76

Bucao River (Upstream)

3 Right side Light gray fine to coarse SAND, some pyroclastic materials. SP 100 99 96 90 77 48 30 10 3 2.67

Middle side Light gray sand-size PYROCLASTIC materials. SP 100 99 98 95 84 28 20 8 2 2.38

Left side Light gray fine to coarse SAND, some pyroclastic materials. SP 100 98 85 60 31 16 3 1 2.62

Maloma River (Downstream)

4 Right side Grayish brown fine to coarse SAND, traces of pyroclastic materials. SP 100 99 98 96 84 44 19 3 1 2.65

Middle side Light gray fine to coarse SAND, some pyroclastic materials. SP 100 99 98 96 92 74 29 12 1 1 2.48

Left Side Brownish gray fine to coarse SAND, some pyroclastic materials. SP 100 99 99 98 96 81 38 17 2 1 2.57

Project: Title: Sheet

SAMPLING OF RIVER BED MATERIAL 1/2

Location: Date/checked by:

WESTERN RIVER BASINS OF MT. PINATUBO 05-08-02/ESBC

ADVANCED GEOTECHNICALENGINEERING SERVICES103 Dunhill St., East Fairview, 1118 Quezon City, PhilippinesTel. 939-63-68 Fax. 938-1638

SUMMARY OF

LAB. TEST RESULTS

C2-2

Project Location Location Designation USCS Grain Size Distribution Atterberg Specific gravity

Number Soil Description class (% Passing Sieve No.) Limits3/4" 1/2" 3/8" #4 #10 #20 #40 #50 #100 #200 LL PL PI g/cc

Maloma River (Upstream)

5 Right side Gray fine to coarse SAND, some pyroclastic materials. SP 100 99 98 96 84 44 19 3 1 2.520

Middle side Light gray fine to coarse SAND, traces of pyroclastic materials. SP 100 99 98 96 92 74 29 12 1 1 2.64

Left Side Brownish gray fine to coarse SAND, some pyroclastic materials. SP 100 99 99 98 96 81 34 17 2 1 2.58

Sto. Tomas (Downstream)

6 Right side Gray fine SAND, traces of pyroclastic materials. SP 100 100 100 99 99 89 85 20 3 2.72

Middle side Light gray fine SAND, with pyroclastic materials. SP 100 99 99 95 80 67 55 39 9 1 2.37

Left Side Gray fine to coarse SAND, some pyroclastic materials. SP 100 99 96 89 78 64 18 4 2.52

Sto. Tomas (Upstream) 7 Right side Light gray sand-size PYROCLASTIC materials. SP 100 100 98 89 67 43 29 7 1 2.3

Middle side Light gray fine SAND, traces of pyroclastic materials. SP 100 100 98 88 72 19 4 2.69

Left Side Light gray fine SAND, traces of pyroclastic materials. SP 100 100 99 95 85 66 14 1 2.67

Sto. Tomas (Upstream near Mount Babang)

8 Right side Light gray fine to coarse SAND, traces of pyroclastic materials. SP 100 99 98 94 84 54 26 18 6 3 264

Middle side Light gray fine SAND, traces of pyroclastic materials. SP 100 100 97 74 34 17 3 0 2.72

Left Side Light gray fine SAND, traces of pyroclastic materials. SP-SM 100 99 82 45 30 12 7 2.64

Project: Title: Sheet

SAMPLING OF RIVER BED MATERIAL 2/2

Location: Date/checked by:

WESTERN RIVER BASINS OF MT. PINATUBO 05-08-02/ESBC

ADVANCED GEOTECHNICALENGINEERING SERVICES103 Dunhill St., East Fairview, 1118 Quezon City, PhilippinesTel. 939-63-68 Fax. 938-1638

SUMMARY OF

LAB. TEST RESULTS

C2-3