251203_42 ERW_Stormwater Report

TH R NO E S Engineering & Design, Architecture, Architecture, Surveying, Landscape CT P.C. Engineering & Design N W www.colliersengineering.com Copyright © 2025. Colliers Engineering & Design All Rights Reserved. This drawing and all the information contained herein is authorized for use only by the party for whom the services were contracted or to whom it is certified. This drawing may not be copied, reused, disclosed, distributed or relied upon for any other purpose without the express written consent of Colliers Engineering & Design. Doing Business as C O N S U L T I N G ENGINEERS + SURVEYING EDA (perv.) EDA-1 A = 102,351 SF. CN = 74 TC = 13.1 MIN. PROTECT YOURSELF ALL STATES REQUIRE NOTIFICATION OF EXCAVATORS, DESIGNERS, OR ANY PERSON PREPARING TO DISTURB THE EARTH'S SURFACE ANYWHERE IN ANY STATE R DESIGN POINT 2 ___________________________ FOR STATE SPECIFIC DIRECT PHONE NUMBERS VISIT: WWW.CALL811.COM SCF CITY OF PITTSBURGH DEPARTMENT OF CITY PLANNING APPROVED: CITY _______________________ PLANNING COMMISSION _______________________ CHAIRMAN ATTEST: _______________________ _______________________ SECRETARY L = 21 ' S =10.5 % DESIGN POINT 1 SF L = 100 ' S =4.1 % SCF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12/03/25 1 . DATE REV SCF L = 185 ' S =8.3 % MN DRAWN BY DESCRIPTION PER LAYOUT CHANGES L = 401 ' S =3.5 % EDA (perv.) SF L = 12 ' S =0.8 % SF EDA-2 ,430 SF. 18 = A CN = 74 TC = 13.1 MIN. L = 100 ' S =1.4 % Jesse Cokeley NEW JERSEY LICENSED PROFESSIONAL ENGINEER LICENSE NUMBER: GE54006 COLLIERS ENGINEERING & DESIGN, INC. N.J. C.O.A. #: 24GA27986500 E SF L = 78 ' S =1.5 % EAG LE R IDG (50') WAY E EDA (imp.) By: MICHAELA.NICODEMO EDA-1 A = 13,913 SF. CN = 98 TC = 2.8 MIN. E T T A A T T S S R Y E 0 E T 8 S N 2 R I E JE Y T A U WW O EH R NG I H PRELIMINARY & FINAL MAJOR SITE PLAN FOR SYMBOL DESCRIPTION DRAINAGE AREA BOUNDARY TIME OF CONCENTRATION (Tc) PATH BLOCK 106 LOT 24.01 Tc PATH TYPE IDENTIFIER: SF = SHEET FLOW SCF = SHALLOW CONCENTRATED FLOW CF= CHANNEL/CONDUIT FLOW SF L = 10 ' S = 5.0 % LENGTH OF TC PATH TOWNSHIP OF WEST ORANGE ESSEX COUNTY NEW JERSEY SLOPE OF Tc PATH DRAINAGE AREA LABEL EDA WOODCLIFF LAKE A = 0.100 AC. CN = 76 TC = 4.8 MIN. DRAINAGE AREA RehA (HSG C) 300 Tice Boulevard Suite 101 Woodcliff Lake, NJ

GE ESSEX COUNTY NEW JERSEY SLOPE OF Tc PATH DRAINAGE AREA LABEL EDA WOODCLIFF LAKE A = 0.100 AC. CN = 76 TC = 4.8 MIN. DRAINAGE AREA RehA (HSG C) 300 Tice Boulevard Suite 101 Woodcliff Lake, NJ 07677 Architecture, & Engineering Design, Landscape Architecture, Surveying, CT P.C. Engineering Phone: 845.352.0411 & Design CURVE NUMBER COLLIERS ENGINEERING & DESIGN, INC. DOING BUSINESS AS MASER CONSULTING TIME OF CONCENTRATION 2024\24006174A\C-DRNG-42.dwg\C-X.XX-EXIST. DRAINAGE MAP WAYSTONE REALTY LLC PROPOSED RESIDENTIAL IMPROVEMENTS LEGEND SOIL TYPE (HYDROLOGIC SOIL GROUP) SCALE: DATE: AS SHOWN DRAWN BY: 9/16/2024 CHECKED BY: MMN JF REVIEWED BY: PTH PROJECT NUMBER: SOIL TYPE BOUNDARY 24006174A DRAWING NAME: C-DRNG-42 SHEET TITLE: 30 0 30 SCALE : 1" = 30' SELECT LINEAR UNIT OF MEASURE 60 EXISTING DRAINAGE MAP SHEET NUMBER: 1 OF 3 UNAUTHORIZED ONLY MAPS WITHALTERATION THE LAND SURVEYOR OR ADDITION OR PROFESSIONAL TO A SURVEY OR ENGINEER'S ENGINEERING SEALMAP AREBEARING GENUINEATRUE LICENSED AND CORRECT LAND SURVEYOR COPIES OR OF THE PROFESSIONAL LAND SURVEYOR ENGINEER OR PROFESSIONAL IS A VIOLATIONENGINEER’S OF SECTION ORIGINAL 7209, SUB-DIVISION WORK AND 2, OPINION. OF THE NEW YORK STATE EDUCATION LAW. NOTE: DO NOT SCALE DRAWINGS FOR CONSTRUCTION.