SOW Attach 7_Photographs Bldg 29 rev 031020.docx

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NSWCPD Building 29 Exterior Stairway Repairs
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N6449820Q0006
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PHOTO 1 – STAIRWAY No. 1 – 1st Roof Level – Looking East – Remove Stairway and platform’s walking surface. Remove exterior Door at top of stairway and Brick up doorway at top of stairway per SOW.

PHOTO 2 – STAIRWAY No. 1 – 1st Roof Level – Looking East a Bottom of Stairway on 1st Roof Level. Preserve and protect existing roof material and integrity.

PHOTO 3 – STAIRWAY No. 1 – 1st Roof Level – Looking East. Note communication cable secured to underside of stairway’s platform; cable to remain in-place and in-service.
PHOTO 4 – STAIRWAY No. 1 – 1st Roof Level – Looking West. Note communication cable secured to underside of stairway’s platform; cable to remain in-place and in-service.
PHOTO 5 – STAIRWAY No. 1 – 1st Roof Level – Looking North – Power panel
PHOTO 6 – STAIRWAY No. 1 – Looking East. Note communication cable between stairway’s platform and antennae tower to remain in-place and in-service.
PHOTO 7 – STAIRWAY No. 1 – Looking East – Upper Door way – Demolish Door, frame, and hardware. Brick up door way flush with exterior with like brick.
PHOTO 8 – STAIRWAY No.1 – Looking East – Demo all handrails on platform. Demo East and West Toe Boards. For the Floor, demolish only the boxed area, i.e., only the walk way. Do not demolish the north and south floor angle supports below the platform.
PHOTO 9 – STAIRWAY No.1 – Looking East – Demo all handrails on platform. Demo East and West Toe Boards. Do not demolish the north and south floor angle supports below the platform.
PHOTO 10 – STAIRWAY No. 2 – Looking North. – Remove Stairway and Replace with Caged Ladder
PHOTO 11 – STAIRWAY No. 2 – Looking East
PHOTO 12 – STAIRWAY No. 2 – Top of Stairs – Looking East – Repair edge of Roof per SOW.
PHOTO 13 – STAIRWAY No. 2 – Top of Stairs – Looking Down – Install New Access caged Ladder at this location.
PHOTO 14 – STAIRWAY No. 2 – Stairs at Grade – Looking North

PHOTO 15 – STAIRWAY No. 2 – New Ladder at Grade – Looking North – Install containment box around pipe at grade to prevent stepping on pipe when ascending and descending ladder.

PHOTO 16 – STAIRWAY No. 3 – Looking East – Remove Stairway, Platforms, and Cut all support locations flush with wall or grade. Brick up Doorway at top of stairway per SOW.
PHOTO 17 – STAIRWAY No. 3– Looking North
PHOTO 18 – STAIRWAY No. 3 – Stairs at Grade – Looking East
PHOTO 19 – STAIRWAY No. 3 – Mid Landing and Supports – Looking North

PHOTO 20 – STAIRWAY No. 4 – 1st Roof Level – Looking East – General Overview of Staircase on North Side of Building 29.

PHOTO 21 – STAIRWAY No. 4 – 1st Platform level – Repair Broken Weld
PHOTO 22 – STAIRWAY No. 4 – 1st Platform Level – Looking East – Replace 1st Platform Grating.
PHOTO 23 – STAIRWAY No. 4 – Looking East – Repair 4th step (Bowed step)
PHOTO 24 – STAIRWAY No. 4 – Looking East – Repair 8th step (Bowed step)

BUILDING 29 EXTERIOR STAIRWAY REPAIRS

SOW ATTACHEMENT No. 7

PHOTOGRAPHS

Sheet 7 of 8.

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