4.12 Test Excavation 167 (T-167) - Honolulu Rail Transit Project

Cultural Surveys Hawai‘i Job Code: KALIHI 23Kewalo Geographic ZoneTrench T-168 Stratigraphic DescriptionStratum Depth Description(cmbs)Ia 0-20 AsphaltIb 17-31 Fill; 10 YR 8/3 (very pale brown); very gravelly, coarse clayey sand;structureless, single-grain; moist, firm consistency; slightly plastic; mixedorigin; abrupt, smooth lower boundary; contained modern debris, rustedmetal, wire with plastic insulation; crushed coralIc 27-41 Fill; 10 YR 4/3 (brown) with mottles of 10 YR 8/3 (very pale brown);gravelly, sandy loam; weak, medium, crumb structure; moist, friableconsistency; non-plastic; mixed origin; abrupt, smooth lower boundary;contained modern debris, glass, rusty metalId 32-73 Fill; 10 YR 5/2 (grayish brown) with mottles of 10 YR 8/3 (very palebrown); very gravelly sandy loam; weak, medium, crumb structure; moist,friable consistency; non-plastic; mixed origin; clear, smooth lowerboundary; few, fine roots; contained modern, historic debris, glass, rustedmetal, et alIe 40-45 Fill; 2.5 YR 3/4 (dark reddish brown); sandy clay; massive structure;moist, firm consistency; very plastic; mixed origin; abrupt,broken/discontinuous lower boundary; intrudes into IdIf 55-88 Fill; 10 YR 7/3 (very pale brown); gravelly medium sand; structureless,single-grain; moist, firm consistency; non-plastic; mixed origin; clear,smooth lower boundary; contains charcoal and historic trashIg 82-120 Fill; 2.5 Y 8/2 (pale yellow); extremely gravelly medium sand;structureless, single-grain; moist, firm consistency; non-plastic, marineorigin; diffuse, smooth lower boundary; crushed coral fillIh 105-140 Fill; 2.5 Y 8/3 (pale yellow); fine sand; structureless, single-grain; moist,very friable consistency; non-plastic; marine origin; clear, smooth lowerboundary; hydraulic fill sandIi 136-146 Fill; 2.5 Y 8/2 (pale yellow); silty clay; structureless, massive; moist, veryfriable; very plastic; mixed origin; clear, smooth lower boundary; filldepositII 142-159 Natural, 10 YR 3/1 (very dark gray); medium loamy sand; structureless,single-grain; moist, friable consistency; non-plastic; mixed origin; clearlower boundary; buried A-horizon; SIHP# 50-80-14-7429III 156-202 Natural; 10 YR 7/3 (very pale brown); coarse sand; structureless, singlegrain;moist, loose consistency; non-plastic; marine origin; clear, smoothlower boundary; natural sandIV 202-215 Natural; 10 YR 7/1 (light gray); coarse sand; structureless, single-grain;wet, non-sticky consistency; non-plastic; marine origin; lower boundarynot visible; natural sandHHCTCP City Center (Section 4) AIS Report, Vol. IV C 777TMK: [1] 1-2, 1-5, 1-7, 2-1, 2-3 (Various Plats and Parcels)