Attachment_8_-_DDE_Drawings_20030-20A_and_20030-30A.pdf

ATTACHMENT 7-Rev.A

DDE Drawings 20030-20A and 20030-30A

~16"

V.I.F.41.18

LOOKING AFT FROM BKHD 36

HEIGHT OF TANKS TO BE VERIFIED

IN FIELD (V.I.F.) PRIOR TO FABRICATION

AA

PLAN VIEW

BKHD 36

21" TYPICAL

SECTION A-A BKHD 36

FRAME 36 - AFT ENGINE ROOM BULKHEAD

CENTERLINE WT BULKHEAD

SWASH BULKHEAD - 6FT OFF CENTERLINE TO STRBD

NOTE: PORT SWASH BULKHEAD NOT SHOWN FOR CLARITY

ISOMETRIC

3/4"-UNC x 48"

ALL-THREAD

TYP OF 4

STRAPPING BAR

VENT

RETURN

FILL

FROM FWD TANK

SUPPLY

DEBRIS SUMP AND

DRAIN BELOW

SIGHT GLASS

ULTRA SONIC SENDER

SEE NOTES 15,16,17

THIS DRAWING PACKAGE DESCRIBES THE FABRICATION AND 1.

INSTALLATION OF TWIN DIESEL FUEL OIL TANKS WITHIN THE

EXISTING HEAVY FUEL OIL COMPARTMENT.

FABRICATE 2 TANKS.2.

FABRICATE 2 FOUNDATIONS, ONE OPPOSITE HAND.3.

BULKHEAD PENETRATIONS AND OTHER DETAILS PERTAINING TO 4.

THE ENTIRE PROJECT CAN BE FOUND ON DDE DRAWING

20030-30.

TANK ELEVATION AND FOUNDATION DRAWINGS ARE SUBJECT 5.

TO SHIP CHECK VERIFICATION AND CAN CHANGE.

VENT AND FILL PIPING TO BE DETERMINED BASED ON SHIP 6.

CHECK.

SUPPLY AND RETURN PIPING SCHEMATIC AND ARRANGEMENT 7.

SHOWN ON DDE DRAWING 20030-30

WELDING IS 3/16 FILLET AROUND U.O.N.8.

WELDING PER AWS D1.19.

WELDING ELECTRODES E71T-X OR BETTER10.

TANKS MUST BE FABRICATED IN-PLACE TO AVOID LARGE 11.

ACCESS CUTS

CARE MUST BE TAKEN WHEN WELDING TO SHIPS HULL TO 12.

PREVENT DISTORTION AND LEAKAGE THROUGH RIVETS

FOUNDATIONS TO BE WELDED ONLY TO FLANGES OR 13.

STIFFENERS, NOT PLATING.

VISUAL TANK LEVEL INDICATORS PER KRAFT INDUSTRIAL 14.

SUPPLY

TANK LEVEL SENDER IS BLUE SEA PN 181015.

TEMPLATE HOLE PATTERN AND TAP HOLES FOR 10-32 16.

SCREWS

ALIGN THE SENDERS WITH WIRES FORWARD17.

VERIFY EXISTING SHIP GEOMETRY PRIOR TO FABRICATION18.

A

REVISIONS

ZONE REV. DESCRIPTION DATE APPROVED

D2 A CHANGED FILL TO SIDE, ADDED US SENDERS, ENLARGED

SUPPLY PIPE, ADDED NOTES 15,16,17,18 2/20/2024 B.DEES

20030-20

F.O. TANK ASSEMBLY

Dees Design and Engineering, LLC www.deesdesignengineering.com 510-691-2009

THE INFORMATION CONTAINED IN THIS

DRAWING IS THE SOLE PROPERTY OF

DDE, LLC. ANY REPRODUCTION IN PART

OR AS A WHOLE WITHOUT THE WRITTEN

PERMISSION OF DDE, LLC IS

PROHIBITED.

PROPRIETARY AND CONFIDENTIAL

DIMENSIONS ARE IN INCHES

TOLERANCES:

FRACTIONAL 1/16"

ANGLE: MACH 0.05 BEND 0.5

TWO PLACE DECIMAL 0.010

THREE PLACE DECIMAL 0.005

INTERPRET GEOMETRIC

TOLERANCING PER: ANSI Y14.5

MATERIAL

FINISH

DRAWN

CHECKED

ENG APPR.

MFG APPR.

Q.A.

DATENAME

TITLE:

SIZE

D

DWG. NO. REV

WEIGHT: SCALE: 1:32

UNLESS OTHERWISE SPECIFIED:

B.DEES

B.DEES

B.DEES 01/26/21

01/26/21

01/26/21

SHEET 1 OF 5DO NOT SCALE DRAWING

A

NPS TUG HERCULES

AND DETAILS

GENERAL NOTES

A A

B B

C C

D D

48"

4" 4"

B

B

CC

SIDE VIEW

20 226

4" 4"

4"

4"

15"

18 3 16 "

15"

R11"

32 3 16 "4 3

16 "

TOP VIEW

3"

3 3 16 "

FORWARD END

3/16

TYP AT PENS

& DBLRS

30"

72"

8"

8"

4"

BOTTOM VIEW

16 13 26

ISOMETRIC

SECTION B-B

3/16

TYP-

CORNER TO CORNER

3/16 2 @ 8

3/16 2 @ 8

TYP INTERIOR

WRAP ENDS

3/16

3/16

WRAP ENDS

3" TYP

35 34 "

SECTION C-C

ISOMETRIC

DIESEL FUEL OIL TANK CUTLIST

ITEM

NO. QTY. NAME DESCRIPTION LENGTH

1 1 FACE-AFT PL 3/16" x 29-5/8" 47-5/8"

2 1 FACE-FRONT PL 3/16" x 29-5/8" 47-5/8"

3 2 SIDE PL 3/16" x 47-5/8" 71-5/8"

4 1 BAFFLE PL 3/16" x 29-5/8" 47-5/8"

5 1 BOTTOM PL 3/16" x 47-5/8" 71-5/8"

6 1 TOP PL 3/16" x 29-5/8" 71-5/8"

7 1 SUMP PIPE - 4" SCHED 40 3"

8 1 DOUBLER-MANHOLE PL 3/16" x 22" 28"

9 1 DOUBLER-SUMP PL 3/16" x 4-9/16" ID 7-9/16" OD

10 1 DOUBLER-SUPPLY PL 3/16" x 2-15/16" ID 5" OD

11 1 DOUBLER-SENDER PL 3/16" x 1-5/8" ID 4" OD

12 2 DOUBLER-GLASS PL 3/16"x 1-1/8" ID 2-1/2" OD

13 2 DOUBLER-RETURN-VENT PL 3/16" x 1-3/8" ID 3" OD

14 1 DOUBLER-FILL PL 3/16" x 2" ID 4" OD

15 1 CAP-SUMP PL 3/16" x 2.375" ID 4" OD

16 1 COVER-MANHOLE PL 3/16" x 22" 28"

17 2 STIFFENER-SIDE L3x3x3/16" 71 5/8"

18 2 STIFFENER-END L3x3x3/16" 29 5/8"

19 1 PIPE-SUPPLY PIPE 2-1/2" SCHED 40 5"

20 1 PIPE-RETURN PIPE - 1" SCHED 40 ~45"

21 1 PIPE-VENT PIPE - 1" SCHED 40 5"

22 1 PIPE-FILL PIPE - 1-1/2" SCHED 40 46"

23 1 NIPPLE-DRAIN 2" NPT NIPPLE 2"

24 1 CAP-DRAIN 2" FPT CAP NA

25 2 COUPLING COUPLING 1/2" FPT 1"

26 14 STUDS-MANHOLE 1/2" UNC SS STUD 1-3/4"

A

SHEET 2 OF 5SCALE: 1:12 WEIGHT:

REVDWG. NO.

D

SIZE

20030-20

A A

B B

C C

D D

29 58 "

47 58 "

FACE-AFT

16 "

3"

29 58 "

47 58 "

4"

36"

3"

1 18 "

2 1516 "

FACE-FRONT

16 "

47 58 "

71 58 "

SIDE

16 "

8"

8"

4 9 16 "

71 58 "

29 58 "

BOTTOM

16 "

R9"

6"

14 1316 "

22"3 1316 " 29 58 "

71 58 "

1.38 1.38 3 1316 "

39 58 "

18"

14 1316 "

4"

1 58 "

2"

TOP

16 "

6"

8 "

R11"

20" 6"

30.00°

30.00°

COVER-MANHOLE 3

16 "

R9" R11"

6"

DOUBLER-MANHOLE 3

16 "

7 9 16 " 4 9

16 "

DOUBLER-SUMP

16 "

4" 2"

DOUBLER-FILL

16 "

3" 1.38

DOUBLER-RETURN-VENT

16 "

47 58 "

29 58 "

23.81

R2"

16"

R8"

15 1316 "

3 1 2 "

R 1 2 "

R 1 2 "

3"

BAFFLE

16 "

4.03 2 38 "

CAP-SUMP

16 "

1.321.05 46"

45°

PIPE-RETURN

1.90 1.61 46"

45°

PIPE-FILL

1.32

PIPE-VENT

5"

29 58 "

45°

STIFFENER-END

3"

3"

16 "

71 58 "

45°

STIFFENER-SIDE

3"

3" 16 "

34 1 4 "1 12 "

16 " TYP OF 2

STRAPPING BAR

37 1 4 "

5"

.50

4"

3"

8 "

2 1516 "5"

DOUBLER-SUPPLY

16 "

2 78 "2.47

PIPE-SUPPLY 5"

2 1 2 "

1 18 "

DOUBLER-GLASS

16 "

4" 1 58 "

DOUBLER-SENDER

16 "

A

SHEET 3 OF 5SCALE: 1:8 WEIGHT:

REVDWG. NO.

D

SIZE

20030-20

A A

B B

C C

D D

63"5 58 "

4"

5"

42"

3"

J

J

SIDE LOOKING TO STRBD

73 1 4 "

31 14 "

35 1 8 "

16 "

TYP OF 2

4"

23"

63"

TOP VIEW

F

F

G

G

END LOOKING AFT

ISOMETRIC VIEW

BOTTOM VIEW

66"

20"

6"

29"

5"

2 "

4"

3"1 2 "

SECTION F-F

42"

70"

33"

6"

2 "

4"

2 "

5"

SECTION G-G

6"

20"

37 1 2 "

31 14 "

R2"

42"

29"

3"

4"

3"

3"

4"

SECTION J-J

TANK FOUNDATION - STARBOARD

STRBD CUTLIST

SEE NOTE 18, PAGE 1

ITEM

NO. QTY. DESCRIPTION LENGTH ANGLE1 ANGLE2 NOTES

1 1 L4x3x0.375 31 1/4" 45° 45°

2 2 L4x3x0.375 73 1/4" 45° 45°

3 1 L4x3x0.375 70" 0° 0° VIF

4 1 L4x3x0.375 66" 0° 0° VIF

5 1 L4x3x0.375 37 1/2" 0° 0° VIF

6 1 L4x3x0.375 40" 0° 0° VIF

7 2 L4x3x0.375 3" 0° 0°

8 1 L4x3x0.375 31 1/4" 45° 45°

9 2 L4x3x0.375 42" 0° 0° VIF

10 2 L4x3x0.375 22 5/8" 0° -

11 2 L4x3x0.375 29" 0° 0° VIF

A

SHEET 4 OF 5SCALE: 1:12 WEIGHT:

REVDWG. NO.

D

SIZE

20030-20

A A

B B

C C

D D

D

D

E

E

END LOOKING FORWARD

42"

PRELIMINARY

H

H

VIEW LOOKING TO PORT

BOTTOM VIEW

34 34 "

23"

63"

1 12 "

16 "

TYP OF 2

73 1 4 "

31 14 "

4"

4"

3"

TOP VIEW

ISOMETRIC VIEW

6"

4"

66"

20"

63"

3"

29"

PRELIMINARY

SECTION D-D

6"

33"

70"

42"

5"

2 "

3"

SECTION E-E

31 14 "

6"

20"

37 1 2 "

R2" 15 58 "

SECTION H-H

PORT SIDE CUTLIST

TANK FOUNDATION - PORT

SEE NOTE 18 PAGE 1

ITEM

NO. QTY. DESCRIPTION LENGTH ANGLE1 ANGLE2 NOTES

1 1 L4x3x0.375 31 1/4" 45° 45°

2 2 L4x3x0.375 73 1/4" 45° 45°

3 2 L4x3x0.375 29" 0° 0° VIF

4 2 L4x3x0.375 42" 0° 0° VIF

5 1 L4x3x0.375 70" 0° 0° VIF

6 1 L4x3x0.375 66" 0° 0° VIF

7 1 L4x3x0.375 37 1/2" 0° 0° VIF

8 1 L4x3x0.375 40" 0° 0° VIF

9 2 L4x3x0.375 22 5/8" 0° -

10 2 L4x3x0.375 3" 0° 0°

11 1 L4x3x0.375 31 1/4" 45° 45°

A

SHEET 5 OF 5SCALE: 1:12 WEIGHT:

REVDWG. NO.

D

SIZE

20030-20

A A

B B

C C

D D