CG-101_-_SITE_GRADING_&_DRAINAGE_PLAN_SIM_BLDG_Amendment_003.pdf

A1

SITE GRADING & DRAINAGE PLAN

N

SHEET NOTES

KEY NOTES

DRAINAGE STRUCTURE SCHEDULE

1. PROVIDE 90° VERTICAL BENDS 24-INCHES BELOW GRADE AND

CONNECT TO CAST IRON DOWNSPOUT BOOT. PROVIDE TRANSITION

FITTING TO CONNECT PVC PIPE TO CAST IRON BOOT. REFER TO

ARCHITECTURAL PLANS FOR DOWNSPOUT LOCATIONS.

2. BRANCH LINES CONNECTING TO DOWNSPOUTS SHALL BE 8-INCH PVC

SLOPED AT 0.50% MINIMUM, UNLESS NOTED OTHERWISE. CONNECT AT

24 INCHES BELOW FINISHED GRADE AND INSTALL AN IN-LINE CLEANOUT

5 FEET FROM BUILDING ON THE BRANCH LINE.

3. ALL HORIZONTAL BENDS ON PVC STORM SEWER PIPING SHALL BE 45°,

UNLESS NOTED OTHERWISE.

4. MEET EXISTING PAVEMENT IN LINE AND AT GRADE.

CG-101

S. LEARN

R. CROWLEY

D. DEIBLE

1" = 30'

0 30 60

STRUCTURE ID

STMH 5

DI 11

DI 12

DETAIL REF.

1/C503

7/C504

10/C503

RIM ELEV.

701.07

702.75

703.60

INVERT IN

697.50

699.80

698.90

INVERT OUT

697.40

699.70

698.80

FLARED END SECTION. SEE DETAIL 6 ON SHEET C504

NYLOPLAST 24" DIAM. DRAIN BASIN. SEE DETAIL 7 ON SHEET C504

EXTEND RIP RAP DOWN TO TOE OF SLOPE

5 LF 8" PVC (TYP OF 3) CONNECT ROOF DRAIN TO STORM DRAIN.

SEE SHEET NOTE 1.

12 LF 8" PVC (TYP OF 2) CONNECT ROOF DRAIN TO STORM DRAIN.

SEE SHEET NOTE 1.

IAINNFCOQUEIAEE NTSCI

GEO

GR APH I A E P ENE T RAM

U S

A I R

N A T I O N A L

GU AR

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C I V I L

E N G I N E E R

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FJRP

159062

145TH AIRLIFT WING

NORTH CAROLINA AIR NATIONAL GUARD

CHARLOTTE-DOUGLAS IAP, NORTH CAROLINA

SCALE

DESIGNED BY

REVIEWED BY

DATE

AE PROJ. NO.

DRAWN BY

SHEET

PROJECT NO.

NCANG CIVIL ENGINEERING

INITIALDESCRIPTIONDATEREV

CHARLOTTE-DOUGLAS IAP CHARLOTTE, NORTH CAROLINA

F6W71900

54321

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08/17/2018

1 5/06/19 AMENDMENT 003 RAC