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Opening of Quotes - Laurel Woods Drainage Improvements Proj No. 121-007 - Selge Construction Co., Inc.
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Opening of Quotes - Laurel Woods Drainage Improvements Proj No. 121-007 - Selge Construction Co., Inc.
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Board of Public Works
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Projects
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7/13/2021
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W.O.H. <br /><2 <br />3 - 4 <br />5 - 8 <br />9 - 15 <br />16 - 30 <br />> 30 <br />A.D. -PMT - <br />BA -QC - <br />CFA - RC - <br />C.I. - <br />CS - RQD - <br />DP - SPT - <br />GP - SS - <br />HA - <br />Over 8 inches HSA -ST - <br />8 inches to 3 inches HPR - <br />3 inches to # 4 sieve (4.75 mm)MR - <br />#4 sieve to #200 sieve (0.075 mm)NR -WOH - <br />Passing #200 sieve to 0.005 mm <br />DD -MD - <br />LL -pH - <br />PL -Plastic Limit (%)PID -Photoionization Detector (ppm) <br />PI -Plasticity Index (%)LOI - <br />MC - <br />P200 -QP - <br />QU - <br />BF - D@C.I. - <br />D -NE - <br />RELATIVE DENSITYSPT "N" VALUE* <br />Moist Density (pcf) <br />LOG OF SOIL BORING - GENERAL NOTES <br />After Drilling <br />Extremely Dense>60 <br />DRILLING AND SAMPLING <br />Continuous Flight Auger <br />Cave-In Depth <br />Loss-on-Ignition, <br />Organic Content (%) <br />Very Loose<3<4 <br />Automatic HammerSafety Hammer <br />Medium Dense <br />Dense <br />Hand Auger <br />1⅜-in. I.D. Split-Spoon Sample <br />(2-in. O.D.) <br />Rock Quality Designation <br /> >80 <br />*Number of blows per foot required to drive a 2-in. O.D. split-spoon sampler using a <br />140-lb. weight falling freely for 30 in., except where otherwise noted. <br />Continuous Sampling <br />3 - 7 <br />8 - 21 <br />22 - 35 <br />Very Dense36 - 60 <br />ABBREVIATIONS <br />Loose <br />10 - 29 <br />30 - 50 <br />51 - 80 <br />Dry at Cave-In DepthBackfilled <br />Calibrated Hand Penetrometer <br />Reading (tsf) <br />Organic <br />SAND or <br />SILT <br />Name Organic Content <br />(% by dry weight) <br />OH <br />Not Encountered <br />5 to 30% Organics <br />either visible or inferred <br />ORGANIC CLASSIFICATION BY LOSS-ON-IGNITION 1 <br />Dry <br />Percentage of Soil Particles, <br />by dry weight, Passing a No. <br />200 U.S. Standard Sieve <br />FINE GRAINED <br />PEAT (amor- <br />phous) <br />Category <br />OL <br />WATER LEVEL MEASUREMENTS <br />Name Group Symbols <br />No Recovery <br />SIZE RANGE <br />Hollow Probe Rod <br />Mud Rotary <br />Streaked <br />Unconfined Compressive <br />Strength (tsf) <br />Moisture Content (%) <br />Geoprobe <br />Hollow Stem Auger <br />Standard Penetration Test <br />ORGANIC <br />MATTER <br />Light <br />Dark <br />GRADATION DESCRIPTION AND TERMINOLOGY <br />Gravel <br />Cobbles <br />Direct Push <br />Depend upon inorganic fraction <br />Organic Content <br />(% by dry weight)Group Symbols <br />Less than 5% Organics <br />combined visible and <br />inferred <br />1U.S. Navy, (May 1982), Naval Facilities Engineering Command, Design Manual DM 7.1, "Soil Mechanics," Dept. of Navy, Alexandria, VA. <br />30 to 75% Organics <br />either visible or inferred <br />FIBROUS PEAT <br />(woody, mats, <br />etc.) <br />SOIL <br />FRACTION <br />add slightly <br />Organic <br />In order to provide uniformity throughout our projects, <br />the following system has been adopted to describe each soil sample. <br />Rock, shale and other materials will be described in detail as encountered. <br />CONSISTENCY OF COHESIVE SOILS RELATIVE DENSITY OF GRANULAR SOILS <br />4 - 9Very Soft <br />CONSISTENCYUNCONFINED COMPRESSIVE <br />STRENGTH, Qu (TSF)"N" VALUE <br />Soft <br />Medium Stiff <br />Stiff <br />GROUNDWATER LEVELS <br />Water levels are those observed when borings were drilled, or as noted. <br />Porosity of soil strata, variations of rainfall, site topography, etc., <br />may cause changes in these levels. <br />Blue <br />Black <br />ORGANIC <br />SOILS <br />Clayey <br />ORGANIC <br />SILT75 to 100 % Organics <br />either visible or inferred PT <br />HIGHLY <br />ORGANIC <br />SOILS Sandy Peat <br />SLIGHTLY <br />ORGANIC <br />SOILS <br />Category <br />DESCRIPTION OF COMPONENT <br />ALSO PRESENT IN SAMPLE <br />PERCENT BY <br />DRY WEIGHT <br />Trace <br />PT <br />Silty Peat <br />Brown <br />Gray <br />Smaller than 0.005 mm <br />COMPONENTS <br />Silt <br />Sand <br />Boulders <br />Clay <br />Soil Alkalinity/AcidityLiquid Limit % <br />Very Hard <br />Bucket Auger (3¼-in. O.D.), <br />except where noted <br />Mottled <br />3-in. O.D. Thin-Walled Shelby <br />Tube Sample, except where <br />noted <br />Dry Density (pcf) <br />COLOR - AS DETERMINED ON THE FRESH, MOIST SAMPLES <br />PREDOMINATE COLORS <br />Weight of Hammer <br />LABORATORY TESTS <br />< 0.25 <br />0.25 - 0.49 <br />0.50 - 0.99 <br />1.00 - 1.99 <br />Very Stiff <br />Hard <br />2.00 - 3.99 <br />4.00 - 8.00 <br />> 8.00 <br />Rock Core with diamond bit NX <br />size, except where noted <br />Static Cone Penetrometer <br />Reading (tsf) <br />Pressuremeter Test <br />MODIFYING ADJECTIVES <br />Vari-colored <br />SHADES <br />Yellow <br />Red <br />Little <br />Some <br />And <br />1 - 9 <br />10 - 19 <br />20 - 34 <br />35 - 50
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