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

Cultural Surveys Hawai‘i Job Code: KALIHI 23 Kewalo Test Excavations 162 – 178T-178A Stratigraphic DescriptionStratum Depth Description(cmbs)Ia 0-30 Fill; 10 YR 2/2 (very dark brown); silty clay loam; structureless,massive; moist, very friable consistency; slightly plastic; terrigenousorigin; clear lower boundary; many coarse rootsIb 20-40 Fill; 10 YR 4/2 (very dark grayish brown); loamy sand; structureless,single-grain; moist, very friable consistency; non-plastic; mixed origin;clear lower boundary; common, medium rootsIc 35-60 Fill; 10 YR 3/2 (very dark grayish brown); very gravelly sandy loam;structureless, single-grain; moist, very friable; non-plastic; mixed origin;clear lower boundary; few, medium roots; red brick was foundId 60-82 Fill; 5 YR 3/3 (dark reddish brown) with mottles of 10 R 3/4 (dusky red);very gravelly sandy loam; structureless, single-grain; moist, friableconsistency; non-plastic; mixed origin; clear, wavy lower boundary; few,fine roots.Ie 82-103 Fill; 10 YR 8/3 (very pale brown) with mottles of 10 YR 5/6 (yellowishbrown); very fine sand; structureless, single-grain; moist, looseconsistency; non-plastic; marine origin; abrupt boundary; few, fine roots;hydraulic fill bandingII 108-120 Natural; 10 YR 7/1 (light gray); medium coarse loamy sand;structureless, single-grain; moist, loose consistency; slightly plastic;mixed origin; diffuse and smooth boundary; buried A-horizonIII 120-140 Natural; 10 YR 6/2 (light brownish gray); coarse sand; structureless,single-grain; loose; non-plastic; marine origin; clear and smoothboundary; no roots.IV 140-170 Natural; 10 YR 8/2 (very pale brown); clayey sand; structureless, singlegrain;wet, non-sticky consistency; slightly plastic; marine origin; clear,smooth lower boundaryHHCTCP City Center (Section 4) AIS Report, Vol. IV C 884TMK: [1] 1-2, 1-5, 1-7, 2-1, 2-3 (Various Plats and Parcels)