EXHIBIT 2 SignedPSEPlanSet.pdf

DANNY

MONTOYA

Digitally signed by DANNY

MONTOYA

Date: 2020.04.06 09:11:27 -06'00'

DRAWING TITLE

DRAWN

DESIGNER

CHECKED

ARCHIVE NO.

DATE

PROJECT NO.

DWG SHEET NO.

OFSHEET

United States Department of Agriculture Forest Service

3/6 /20

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SOUTHWESTERN REGION

S&H ROAD BRIDGE

CARSON

NATIONAL FOREST

CAMINO REAL RANGER

DISTRICT

3/5/2020

JOHNSTON / LANE

J. JOHNSTON

P. LANE

G-01

NOTES

GENERAL NOTES

SPECIFICATIONS: THE WORK SHALL BE IN ACCORDANCE WITH THE STANDARD SPECIFICATIONS FOR CONSTRUCTION

OF ROADS AND BRIDGES ON FEDERAL HIGHWAY PROJECTS (FP 14 - US CUSTOMARY UNITS) AS MODIFIED FOR THIS

CONTRACT.

DESIGN: THIS STRUCTURE TO BE DESIGNED FOR HL-93 LOADING IN ACCORDANCE WITH AASHTO LFRD BRIDGE

DESIGN SPECIFICATIONS 8TH EDITION (REFER TO SPECIFICATION SECTION 603). THE CULVERT MANUFACTURER IS

RESPONSIBLE TO CONFIRM THAT THE CULVERT THICKNESS, AND MINIMUM COVER SHOWN MEET THEIR

REQUIREMENTS FOR THE HL-93 LIVE LOAD. STRUCTURAL BACKFILL ZONES IN ACCORDANCE WITH MANUFACTURER'S

DESIGN AND MINIMUM VALUES SHOWN ON DRAWINGS.

THE DESIGN DATA ARE AS FOLLOWS:

· BEARING PRESSURE WITH GEOGRID: 4000 PSF

· STRUCTURAL BACKFILL AND NATIVE SOIL UNIT WEIGHT: 140 PCF

· STRUCTURAL BACKFILL AND NATIVE SOIL ANGLE OF INTERNAL FRICTION: 30°

· ROADWAY DESIGN SPEED: 20 MPH

· DESIGN BOX CULVERT FOR MINIMUM COVER UNDER TRAFFIC = 1.4'

GEOTECHNICAL: SUB-SURFACE SOIL INVESTIGATION WAS LIMITED TO EXCAVATION OF TEST PITS. SEE SHEET C-01

FOR RESULTS OF TEST PIT ANALYSIS. OVEREXCAVATE ALL CLAY ENCOUNTERED AT FOUNDATION LEVEL AND

REPLACE WITH BACKFILL MATERIAL. SEE ALLOWANCE IN PAY ITEM 20850.

UTILITIES: THERE ARE NO KNOWN UTILITIES AT THIS SITE.

IN-STREAM WORK WINDOW: JUNE 15 - SEPTEMBER 30

HOURS OF OPERATION : NO FED HOLIDAYS OR WEEKENDS UNLESS APPROVED BY THE CO.

NOXIOUS WEED CONTROL: ALL CONSTRUCTION EQUIPMENT SHALL BE CLEANED AND POWER WASHED AND FREE OF

DIRT & DEBRIS PRIOR TO ENTRY ON NATIONAL FOREST LANDS.

ARCHEOLOGICAL SITES: SHOULD ARCHEOLOGICAL OR PALENTOLOGICAL REMAINS OR SPECIMENS BE DISCOVERED, SUSPEND OPERATIONS AT THE DISCOVERY SITE AND NOTIFY THE CO.

CLEARING LIMITS: CLEARING LIMITS ARE 10 FEET BEYOND CONTOURS OR EDGE OF IMPROVEMENTS SHOWN.

SALVAGE: ALL EXISTING MATERIALS SHALL BECOME THE PROPERTY OF THE CONTRACTOR AND SHALL BE REMOVED

FROM NATIONAL FOREST LAND IN ACCORDANCE WITH ALL FEDERAL, STATE, AND LOCAL LAWS.

EXCAVATION: THE CONTRACTOR MAY USE EXCESS EXCAVATION IF THE MATERIAL MEETS THE REQUIREMENTS OF

THE APPLICABLE STANDARD AND SUPPLEMENTAL SPECIFICATIONS. ANY EXCESS AND UNSUITABLE EXCAVATION

SHALL BE REMOVED FROM NATIONAL FOREST LAND IN ACCORDANCE WITH ALL FEDERAL, STATE, AND LOCAL LAWS.

REMOVAL IS INCIDENTAL TO 20801.

TOPSOIL: PRIOR TO EXCAVATION OR EMBANKMENT, TOPSOIL SHALL BE STRIPPED FROM THOSE AREAS TO A

MINIMUM DEPTH OF 4" AND STOCKPILED AS DIRECTED BY THE CO. FINISHED SLOPES SHALL RECEIVE 2"-3" OF

TOPSOIL TO THE EXTENT ALLOWED BY EVEN DISTRIBUTION OF THE STOCKPILE.

FOUNDATION FILL: REFER TO SPECIFICATION 208.

DEWATERING AND EROSION AND SEDIMENT CONTROL PLAN: SUBMIT BOTH DEWATERING AND EROSION AND

SEDIMENT CONTROL PLANS TO THE CO FOR APPROVAL AT LEAST 30 DAYS PRIOR TO BEGINNING THE WORK. SEE

SECTION 157 OF THE SUPPLEMENTAL SPECIFICATIONS FOR DETAILS. DO NOT PUMP WATER FROM EXCAVATIONS

DIRECTLY INTO THE LIVE STREAM.

· EROSION CONTROL DEVICES: LOCATIONS OF EROSION CONTROL DEVICES AND SEDIMENT BASINS SHALL BE

APPROVED BY THE CO. REFER TO SUPPLEMENT SPECIFICATION SECTION 157.

· SEEDING: SEED AND MULCH ALL DISTURBED SOIL NOT WITHIN TRAVELED WAY OF ROAD OR STREAMBED. USE

APPROVED SEED MIX AS REQUIRED IN SECTION 625 OF THE SPECIFICATIONS.

STAGING AREAS: STAGING AREAS SHALL BE APPROVED BY THE CO.

SHOP DRAWINGS: INCLUDE THE FOLLOWING: LOADING CRITERIA, MATERIAL PROPERTIES, MINIMUM AND MAXIMUM

COVER, AND INSTALLATION REQUIREMENTS. CO APPROVAL OF THE SHOP DRAWINGS IS FOR QUALITY ASSURANCE

PURPOSES. THE CONTRACTOR IS RESPONSIBLE FOR THE CONFORMANCE OF ALL MATERIALS AND WORKMANSHIP

WITH CONTRACT REQUIREMENTS.

TRAFFIC CONTROL: CONTRACTOR SHALL UTILIZE R11-2 SIGN MOUNTED ON A TYPE III BARRICADE AT THE BEGINNING

OF ROAD 478 TO BLOCK TRAFFIC DURING CONSTRUCTION OPERATIONS.

CONCRETE: USE CLASS A(AE) CONCRETE FOR CAST-IN-PLACE MEMBERS. THE REQUIRED 28-DAY COMPRESSIVE

STRENGTH (F'c) IS 4,500 PSI WITH AN ENTRAINED AIR CONTENT OF 5% ± 1%. FINISH ALL PRECAST ELEMENTS WITH AN

ORDINARY SURFACE FINISH. MAKE ALL CONCRETE IN ACCORDANCE WITH AN APPROVED MIX DESIGN. CHAMFER ALL

EXPOSED EDGES OF CONCRETE 3/4".

REINFORCING STEEL: USE REINFORCING STEEL OF THE DEFORMED TYPE CONFORMING TO AASHTO M31 (ASTM

A615) GRADE 60. CUT AND BEND REINFORCING STEEL IN CONFORMANCE WITH ACI 315. LAP SPLICE BARS 2' MIN.

HARDWARE AND STRUCTURAL STEEL: HARDWARE SHALL MEET ASTM A307 OR ASTM 449 AND BE GALVANIZED

ACCORDING TO ASTM A123.

HYDROLOGY AND HYDRAULICS: THESE STRUCTURES ARE DESIGNED TO PASS THE 100-YEAR FREQUENCY FLOOD.

FLOW DATA IS SHOWN ON THIS SHEET.

PAY ITEM NOTES

15201: BRIDGE SURVEY AND STAKING FOR BOX CULVERT INCIDENTAL AND IN ACCORDANCE WITH TABLE 152-1

20407: CLEARING AND GRUBBING AND CONSERVING TOPSOIL INCIDENTAL

20850: ALLOWANCE, SEE GEOTECHNICAL NOTE THIS SHEET

25102: GEOTEXTILE INCIDENTAL

27250: BACKFILL WITH AASHTO M43 #67 AND GEOTEXTILE INCIDENTAL

60305: HEADWALLS AND WINGWALLS INCIDENTAL

62502: MULCH INCIDENTAL