Southtowns Record

PBA05.14.2026packet

Government
Town of West Seneca
Board
Planning Board
Meeting
May 14, 2026, 6:00 p.m.
Posted by publisher
May 12, 2026
Kind
Agenda packet
Topics
Water, sewer and drainage, Zoning and land use, Housing, Roads and traffic, Budget and taxes, Parks and recreation, Public safety

Original document

Same meeting

Text · page 15 of 359

Read the whole document on one page (all 359 pages, each with its own heading)

Project:
1) DESIGN CRITERIA  FLAT ROOF SNOW LOAD, Pf  =  30.0 PSF
  SNOW EXPOSURE FACTOR, Ce  =  1.00
A. STRUCTURAL DESIGN IS IN ACCORDANCE WITH THE  THERMAL FACTOR, Ct  =  1.20
  COLUMN REACTIONS @ GRIDLINE 1
  FOLLOWING CODES AND CRITERIA:  IMPORTANCE FACTOR, IS  =  1.00
  180°  MOMENT  MOMENT  MOMENT
  HORIZONTAL  HORIZONTAL  VERTICAL
  REACTION ABOUT REACTION ABOUT REACTION ABOUT
  1. MASSACHUSETTS BUILDING CODE USED TO ADDRESS 2) STRUCTURAL STEEL  LOAD CASE REACTION, X-DIR. REACTION, Z-DIR. REACTION, Y-DIR.
  X-DIR  Y-DIR  Z-DIR
  SNOW LOAD FOR EXAMPLE PURPOSES. EACH DESIGN  90°  270°  (KIP)  (KIP)  (KIP)  EV CANOPIES
  WILL BE REFINED PER LOCATION.  (KIP-FT)  (KIP-FT)  (KIP-FT)
  1. ASTM SPECIFICATION AND GRADE. UNLESS NOTED  Y
  2. 10TH EDITION OF THE MASSACHUSETTS BUILDING
  OTHERWISE ON THE DRAWINGS, STRUCTURAL STEEL
  X  SELF-WEIGHT  ~  ~  4.14  ~  ~  -34.6
  CODE  Z
  SHALL BE AS FOLLOWS:  DEAD LOAD  ~  ~  7.20  ~  ~  -85.8
  2.1. BASED OFF 2021 INTERNATIONAL BUILDING CODE  0°
  a) W-SHAPES:  A992  Z
  3. ASCE 7-16, MINIMUM DESIGN LOADS FOR BUILDINGS
  b) HSS, RECTANGULAR:  A500, Gr. C - Fy = 50 ksi
  X  SNOW LOAD  ~  ~  14.4  ~  ~  -172
  AND OTHER STRUCTURES
  ROOF LIVE  ~  ~  9.60  ~  ~  -115
  4. AISC360-16,  AMERICAN  INSTITUTE  OF  STEEL
  3) FOUNDATION NOTES  WIND 0° A  -4.67  ~  -9.14  ~  ~  164
  CONSTRUCTION
  1. FOUNDATION DESIGNED BASED ON THE FOLLOWING  NOTES:
  PROPERTIES:  WIND 0° B  -4.67  ~  7.31  ~  ~  -89.6
B. BUILDING CLASSIFICATION
  SOIL BEARING PRESSURE (NET) : 1,500 PSF  ·  ALL REACTIONS ARE SERVICE LEVEL (UNFACTORED)  WIND 90° A  ~  0.96  5.72  -11.5  -11.3  -68.1
  SUBGRADE MODULUS: 100 PCI  ·  NEGATIVE VERTICAL REACTION (Y-AXIS) INDICATES UPLIFT
  1. BUILDING OCCUPANCY CLASSIFICATION: U
  NOTE: PROOF ROLL THE EXPOSED SUBGRADE WITH A
  ·  ALL WIND AND SEISMIC REACTIONS ARE REVERSIBLE  WIND 90° B  ~  0.96  -5.30  -11.5  -11.3  63.1
  ·  ALL WIND REACTIONS ARE PROVIDED AT VULT
  MEDIUM-WEIGHT ROLLER TO DETERMINE IF ANY
  ·  ALL SEISMIC REACTIONS TO BE MULTIPLIED BY APPROPRIATE ΩO
  WIND 180° A  4.67  ~  -9.17  ~  ~  53.6  Weston & Sampson Engineers, Inc.
C. DEAD LOADS  =  15.0 PSF  POCKETS OF SOFT, UNSUITABLE MATERIAL EXIST
  FACTORS FOR ANCHORAGE AND FOUNDATION DESIGN  WIND 180° B  4.67  ~  7.31  ~  ~  -84.6  55 Walkers Brook Drive, Suite 100
  BENEATH THE EXPOSED SUBGRADE. REMOVE ANY  Reading, MA 01867
D. LIVE LOADS  UNSUITABLE MATERIAL ENCOUNTERED AND REPLACE
  FOUNDATION PLAN NOTES:  978.532.1900  800.SAMPSON
  WITH A PROPERLY COMPACTED GRANULAR MATERIAL
  ROOF  =  20.0 PSF  www.westonandsampson.com
  1. FINAL GRADE ELEVATION: 100'-0"
  REDUCIBLE PER 780 CMR, 10TH EDITION  A. OWNER/CONTRACTOR SHALL RETAIN THE SERVICES OF
  A GEOTECHNICAL ENGINEER TO VERIFY THAT THE  2.  F# SIGNIFIES FOUNDATION SCHEDULE MARK
  F#  Consultants:
E. WIND LOADS DESIGN CRITERIA  ABOVE NOTED FOUNDATION DESIGN PRESSURES AND
  MODULUS ARE MET

  DESIGN WIND SPEED, VULT  =  127 MPH
  B. OWNER/CONTRACTOR  SHALL  EMPLOY  QUALIFIED
  NOMINAL WIND SPEED, VASD  =  97 MPH
  INDEPENDENT SOIL-TESTING AGENCY TO VERIFY THAT  Complete Structural Consulting
  RISK CATEGORY  =  II  ALL EXCAVATION AND BACKFILL OPERATIONS MEET THE  9880 Westpoint Drive, Suite 100
  EXPOSURE CATEGORY  =  C  CRITERIA OF THESE NOTES AND THE SPECIFICATIONS
  Indianapolis, IN 46256
  INTERNAL PRESSURE, GCpl  =  +/- 0.00
  317.468.2004
  VELOCITY PRESSURE, Kd  =  0.85  C. ENGINEERED FILL SHALL BE CLEAN, WELL GRADED, AND
  FREE DRAINING IN ITS COMPACTED STATE
F. SEISMIC DESIGN CRITERIA
  D. GRANULAR FILL MATERIAL SHALL BE A "PIT RUN GRAVEL"
  DESIGN CATEGORY  =  B  AS IT OCCURS IN A NATURAL STATE WITH NO LUMPS OF
  IMPORTANCE FACTOR, Ie  =  1.00  CLAY OR ROCKS LARGER THAN 2" IN DIAMETER. IT MUST
  CONFORM TO THE FOLLOWING GRADATIONS: 10 TO 40
  MAPPED SPECTRAL RESPONSE ACCELERATION:
  PERCENT SAND, 40 TO 80 PERCENT GRAVEL, AND 0 TO 15
  SS  =  0.198 g
  PERCENT CLAY.  OBTAIN FROM A BORROW PIT
  S1  =  0.055 g  APPROVED BY THE OWNER AND THE TESTING AGENCY
  SITE CLASS  =  D
  SPECTRAL RESPONSE COEFFICIENTS:  E. COMPACT ALL GRANULAR FILL BENEATH SLABS ON
  SDS =  0.211 g  GRADE AND OVER FOOTINGS TO 95 PERCENT MODIFIED
  SD1 =  0.088 g  MAXIMUM DRY DENSITY, ASTM D-1557. INCREASE THE
  SEISMIC FORCE RESISTING SYSTEM:  COMPACTION REQUIREMENTS FOR ENGINEERED FILL
  STEEL SYSTEM NOT SPECIFICALLY DETAILED FOR  SUPPORTING FOOTINGS TO 97 PERCENT MODIFIED  N
  SEISMIC RESISTANCE  MAXIMUM DRY DENSITY, ASTM D-1557. COMPACT ALL
  BACKFILL NOT SUPPORTING SLABS, PAVEMENT, OR
  R  =  3.00
  FOOTINGS TO 90 PERCENT MODIFIED MAXIMUM DRY
  CS  =  0.071  DENSITY, ASTM D-1557. PLACEMENT AND COMPACTION
  OF FILL SHALL BE OVERSEEN BY THE TESTING AGENCY.
  W  E
  ANALYSIS PROCEDURE USED:  PLACE ALL GRANULAR FILL MATERIAL IN LAYERS NOT
  EQUIVALENT LATERAL FORCE  EXCEEDING 6" IN LOOSE THICKNESS. MECHANICALLY
  COMPACT EACH LAYER TO AT LEAST THE REQUIRED
G. SNOW LOADS  MINIMUM DRY DENSITY  S
  GROUND SNOW LOAD, Pg  =  30.0 PSF  F. ALL BACKFILL PLACED AGAINST CONCRETE WALLS
  SHALL BE A WELL-GRADED, FREE-DRAINING, GRANULAR  20  0  10  20
Note:  MATERIAL APPROVED BY THE TESTING AGENCY

Loads from Carver, Massachusetts were chosen for demonstration  4) CONCRETE  1" = 20'
purposes. Each design will be updated and refined based on the site  (IN FEET)
and final loading criteria
  1. ALL CONCRETE SHALL BE MINIMUM 4,000 PSI WITH A
  MINIMUM AIR ENTRAINMENT OF 6%.
  2. ALL STEEL REINFORCEMENT BARS SHALL BE ASTM
  A615 GRADE 60.
  3. ALL STEEL REINFORCEMENT SPLICES SHALL BE
  LAPPED A MINIMUM OF 42", UNLESS NOTED
  OTHERWISE.

  No.  Description  Date
  Revisions

  Seal:

  DRAFT

  Issued For:
  REVIEW
  (NOT FOR CONSTRUCTION)

  Issued Date:  12/12/2024
  Drawn By:  RRK
  Reviewed By:  ASK
  Approved By:  ASK
  W&S Project No.:

  Drawing Title:

  GENERAL NOTES

  Sheet Number:

  S100
  Page 15 of 359