29906 15 Ridgeway West Orange 5 26 26 HydroCAD Report

Form 3b. Tube Permeameter Test Data: Blk. 158, Prop. Lot 28.04 W. Orange (Dry Well) 1. Test Number__Log-1_ Replicate (letter) A Date Collected _ 03/20/2025 2. Material Tested: Test in Native Soil — Indicate Depth_72” 3. Type of Sample:__ X Undisturbed Disturbed 4. Sample Dimensions: Inside Radius of Sample Tube, R, in inches _ 1.88” Length of Sample, L, in inches 3.25” 5. Bulk Density Determination: 6. Standpipe used: No X Yes Indicate Internal Radius, 0.44” 7. Height of Water Level Above Rim of Test Basin, in inches: At the Beginning of Each Test Interval, H;__7.0” At the End of Each Test Interval, H.__6.0” 8. Rate of Water Level Drop: ***STOPWATCH USED Length of Test Interval, T in Minutes (decimal) 4.64minJinch 9. Calculation of Permeability: K, (in/hr) = 60 min/hr x F/R? x L(in)/T(min) x In(H,/H2) = (60 min/hr x 0.194/3.534) x__3.25” /__ 1.65 x In ( 7.0/6.0) =_1.0 in/hr =K-1 10. Defects in the Sample: None 11. | hereby certify that the information fi and accurate. | am aware that falsification of Control Act ( N.J.S.A. 58:10A-1 et seq. )Jand N.JSA.C. : 7:14-8. ished on Form 3B of this application is true ‘a isya violation of the Water Pollution subject to penalties as prescribed in Date __ 03/21/2021 Signature of Soil Evaluator Vincent Creevy Signature of Professional Engineer William S. Scott, P.E/License No. 44863