B08_Attachment_02_140P8422R0008_Drawings.pdf
PDF 10 MB Posted
- Attached to
- Replace Roof Buildings #1 & #3, NPS-CRLA
- Solicitation number
- 140P8422R0008
About this file
This solicitation is for replacement of the roofs on Buildings #1 and #3 at Crater Lake National Park in Oregon. The National Park Service requires a contractor to provide all labor, equipment, testing, and supplies to replace the roofs in accordance with specifications in the attachments. The project value is estimated between $250,000 and $500,000. The North American Industry Classification System code is 238160 for a small business with $16.5 million or less in annual receipts. The contract type will be firm-fixed price awarded to a small business. A site visit is scheduled for July 7, 2022, and questions must be submitted by email to the contracting officer by the specified date. Offerors can access the full solicitation and attachments through the System for Award Management.
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Text version
2x8 RS CEDAR BOARD
ON WEATHER SIDE
FLASHING
2x6 RS CEDAR BOARD
RIDGE BEAM
TYP MAIN ROOF ASSEMBLY,
RAFTERS
A8
2 TYPICAL ROOF RIDGE
NO SCALE
BOTH SID
ES
1 1 /2"
CONTINUOUS SELF-
ADHERED MEMBRANE &
CAP SHEET
A8
3 TYPICAL ROOF TRANSITION
NO SCALE
ROOF SHEATHING
SHAKE ROOFING
DRAINAGE MAT
MIN 6" MTL FLASH
MIN 6" MTL FLASH
A8
SELF-ADHERED MEMBRANE TO EDGE OF ROOF. FLASH
JOINT WITH SELF-ADHERED MEMBRANE. 4" ON
VERTICAL AND 4" ON HORIZONTAL
DRAINAGE MAT
STRUCTURE
TYPICAL DORMER SIDEWALL
NO SCALE
DRAINAGE MAT OVER SELF-ADHERED MEMBRANE, LAP
OVER FLASHING
WOOD SHAKE SIDING
WEAVE STEP FLASHING BETWEEN SHAKES WITH 4" MIN
LAP (ALSO APPLICABLE TO SHIPLAP)
10"
MATCH
EXISTING
ROOF FRAMING (EXISTING)
CEDAR SHAKES (NEW)
DRAINAGE MAT (NEW)
UNDERLAYMENT (NEW)
PLYWOOD SHEATHING (NEW)
A8
TYPICAL ROOF ASSEMBLY
NO SCALE
CRICKET (VARIES)
STONE CHIMNEY
INSTALL COPPER STEP FLASHING INTO (E)
JOINT, FROM PREVIOUS FLASHING
STEP FLASHING FROM ROOF,
PERPENDICULAR TO ROOF
SLOPE, TOP PARALLEL TO ROOF.
A8
5 TYPICAL CHIMNEY FLASHING
NO SCALE
WEAVE STEP FLASHING BETWEEN SHAKES &
EXTEND UP BEHIND CHIMNEY. STEP FLASHING
AS HIGH AS POSSIBLE.
TYPICAL MAIN ROOF ASSEMBLY
1/2".
INSTALL COPPER
STEP FLASHING
INTO (E) JOINT,
FROM PREVIOUS
FLASHING STONE CHIMNEY
CRICKET
- 16 OZ. COPPER FLASHING
- ICE & WATER SHIELD
- 3/4" CDX PLYWOOD
SHEATHING
- FRAMING
COPPER FLASHING EXTEND 8" UNDER
SHAKES, ON TOP OF CAP SHEET
TYPICAL MAIN ROOF ASSEMBLY
A8
6 TYPICAL CHIMNEY CRICKET
NO SCALE
6" 1/2". 1/2
SHIP LAP (EXISTING - REPAIR AS NEEDED)
| CRLA 246094-Cover |
| CRLA 246094-G2 |
| CRLA 246094-A1 |
| CRLA 246094-A2 |
| CRLA 246094-A3 |
| CRLA 246094-A4 |
| CRLA 246094-A5 |
| CRLA 246094-A6 |
| CRLA 246094-A7 |
| CRLA 246094-A8 |
File details come from the government source that posted it. Updated .