FAA Drawing DME Concrete Foundation Details.pdf

01' 1' 3'2'

SCALE: 3/4" = 1'-0"

NOTES:

N

CL

ANCHOR PLATE

B

S001

S001

A

S001

S001

S001

4 1/2"

4 1/2"

9"

8'-0"

4'-0"4'-0"

FRAME

MOUNTING

MG-30

7"3'-5"3'-5"7"

(TYP)

ANCHOR BOLTS

WINCH

(TYP)

BOLTS

ANCHOR

FOUR SIDES

1" CHAMFER,

1 1/8"

5-#5

(2 PLS)

SWEEP

2" GRSC

8'-0"

8'-0"

S001

S001

(4 PL)

COUPLING

2" GRSC

SWEEPS

2" GRSC

NOT TO SCALES001

ANCHOR BOLT

4"

" (MAT'L ASTM A325)

3/4" DIA J-BOLT (GALVANIZED)

1"

1"

3"

CONCRETE FOUNDATION

TOP OF FINISHED

(2 PL)

TACK

(MAT'L ASTM A325)

PL 1/2"X2"X1'-3" LG

NOT TO SCALES001

WINCH ANCHOR PLATE

#8 ROD

DIA HOLE

7/8"

E D

M

IS

S

U E

D F

O R

NAVAIDS

NH

MB

MB 04/20/2020 1801792

04/12/2020180179204/20/2020

C O

N S

T R

U C

T

IO

ENGINEERING SERVICES

DME

PROJECT ENGINEER MGR: ENGINEERING CENTER

CONSTRUCTION, DT# 18811

THIS DRAWING PRODUCED ON NEW ENGLAND REGION MICROSTATION SYSTEM

ATO - TECHNICAL OPERATIONS EASTERN SERVICE AREA

BERLIN REGIONAL AIRPORTBERLIN

CAGE

REBAR). TIE INTO

ALONG PERIMETER OF

LEDGE (EVERY 2'-6"

AND EPOXYED INTO

#5 REBAR DOWELED

M A

X

S E

O

T E

S

D E

E P

S

T E

V A

R I

E S t o

D E

P T

H

F

L

D G

E

LEDGE

A

S001 NOT TO SCALE

MG-30 FOUNDATION SECTION

5-#5

SEE NOTE 5

5-#5

GRADE

LONG 071-11'-10.29"W

LAT 44-38'-0.72"N

CENTER OF DME ANTENNA

FABRIC

GEOTEXTILE

(3' AROUND ALL SIDES)

GEOTEXTILE FABRIC

PACK GRAVEL OVER

6" LAYER OF HARD

S001

(4 PL)

B

S001 SCALE: 3/4" = 1'-0"

DME ANTENNA FOUNDATION SECTION

NUT & WASHER

3" FROM TOP OF CONCRETE

LEVELING NUT & WASHER

FOR TILT DEVICE

BY *) TO PROVIDE RESTRAINT

WINCH ANCHOR BOLTS (INDICATED

NUT & WASHER ONLY NEEDED FOR

TOP OF CONCRETE

P R

O J

U

C

T

H R

D

LICENSED STATE OF NEW HAMPSHIRE LAND SURVEYOR.

6. CONCRETE FOUNDATION SHALL BE LAYOUT BY GPS BY A

BE 1'.

OF THE CONCRETE, MINIMUM SPACING BETWEEN EACH SHALL

5. THE NUMBER OF REBAR CAGES WILL DEPEND ON THE DEPTH

SHALL BE 6'.

NO LEDGE IS EXPERIENCED THE DEPTH OF THE FOUNDATION

DOWEL REBAR INTO LEDGE AS INDICATED. IN THE EVENT THAT

4. CONTRACTOR SHALL EXCAVATE TO LEDGE SURFACE AND

WITH THE APPROVAL OF THE RESIDENT ENGINEER.

3. J-BOLTS MAY BE REPLACED WITH HILTI CHEMICAL ANCHORS

TIE WIRE TO BE 16 GAUGE OR LARGER ANNEALED IRON.

E. REINFORCEMENT STEEL PER ASTM A 615, GR. 40;

D. PLACE ALL CONCRETE ON UNDISTURBED SOIL OR LEDGE.

CONCRETE.

C. SECURELY PLACE ALL ANCHOR BOLTS PRIOR TO PLACING

B. SOIL BEARING CAPACITY = 3000 PSF. (MIN.)

PORTLAND CEMENT)

HIGH EARLY STRENGTH CONCRETE (TYPE 3

A. CONCRETE STRENGTH = 3000 PSI@ 28 DAYS, (MIN.)

2. CONCRETE FOUNDATION:

CAPACITY = 2.

STRUCTURE. MINIMUM SAFETY FACTOR FOR SOIL BEARING

1. DESIGN LOAD FOR FOUNDATION: 25 PSF ON EXPOSED AREA OF

4'-0"

10"

9"

DME ANTENNA FOUNDATION DESIGN

INSTALL DME

BML-1801792-S001

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:2

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P

M P lo tt e d b y S

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A E

G -E

D M

S -C

O O

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A

B

C

D

E

F

G

H

8 7 6 5 4 3 2 1

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REVDRAWING NO

DATE JCN

APPROVED BY

ISSUED BY

CHECKED

DRAWN

DESIGNED

SUBMITTED BY

REVIEWED BY

FEDERAL AVIATION ADMINISTRATION

DEPARTMENT OF TRANSPORTATION

REV

DATE

APPROVED

DESCRIPTION JCN

DATE

REDLINE

APVD

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