Item Description for B-52 Stairs and Stands.pdf

DEPARTMENT OF THE AIR FORCE

OKLAHOMA CITY AIR LOGISTICS COMPLEX

TINKER AIR FORCE BASE OKLAHOMA

3 March 2020

MEMORANDUM FOR RECORD

SUBJECT: Item Description, A20-012ADV B-52 Stands and Stairs

Reference: AIF, 56520-8

1. The 565th Aircraft Maintenance Squadron (565th AMXS) is requesting utilization of funds for the purchase of Connect Stands and Crown Stands and Stairs to silhouette B-52 aircraft in building 2121.

2. The requested equipment item descriptions/specifications are outlined below.

a. Connect Stand with Guardrails

1. Quantity: One (1) Set, Each set shall contain One (1) Left and One (1) Right.

2. Shall Conform to OSHA 1910 Subpart D and designed to ANSI/ASSE Z359.1.

3. Shall be designed to match current stands located at Tinker AFB in B2121.

4. Shall sit on and be secured to current nose stands already in place.

5. Shall have a max working load of 1,200 pounds.

6. Base Dimensions: 96 in (H) x 181 in (L) x 48 in (W).

7. Top Platform Dimensions: 228 in (L) x 52 in (W)

8. Shall include contoured sliders with rubber bumpers flush to jet. Sliders shall be attached to the stand sliders on the edge where it comes into contact with the aircraft.

(See attached document for reference.)

9. Shall include removable heavy duty polyurethane casters on the bottom of the stand with total lock. Casters shall be bolted to mount plate. Mount plate shall be bolted to the bottom of the stands. This will allow the stands to be moved on the ground, then unfasten them from stands when assembling onto nose stands. Mount plate shall be designed with minimal fasteners required, so mechanics can readily install/remove them.

10. Shall include guardrail pockets in FWD (forward), OUTBD (side) and AFT (back) of each stand.

OC-ALC OBCA

SUBJECT: Item Description, A20-0012ADV B-52 Stands and Stairs

11. Stand guardrails shall be aluminum; over fuselage guardrails shall be aluminum.

12. Shall be primed and painted not powder coated, industry standard yellow/white to match existing stands.

13. Slider/deck structural material and type must be aluminum to match existing stands.

14. Shall include forklift pockets located underneath the stand platform on the Center of

Gravity, based on design analysis. (See attached document for reference.)

15. Shall include lifting anchors for sling hoisting. Lifting anchors to be located on the stand platform on 3 separate locations appropriate for sling attachment and lifting. These locations will depend on the design’s Center of Gravity.

16. Shall include latching system for attaching Connect Stands to Stairs, Crown Stand and Nose Stand via heavy duty toggle clamps.

17. Shall provide an eDrawing or 3-D PDF file for CAD model viewing and dimensional analysis. Files shall be provided prior to design reviews to aid in the design review process.

18. Shall provide 75% and Final Design review.

19. Shall provide a fabrication schedule and be on site for the test fit around aircraft.

Also shall be responsible for any modifications required after Test Fit. The government will move and position the new stands for the test fit.

20. Shall provide installation and assembly after delivery.

b. Crown Stands

1. Quantity: Two (2) Sets, Each set shall contain One (1) Left and One (1) Right.

2. Shall conform to OSHA 1910 Subpart D and designed to ANSI/ASSE Z359.1

3. Shall be designed to match current stands located at Tinker AFB in B2121.

4. Shall sit on and be secured to current nose stands already in place.

5. Shall have a max working load of 1,200 pounds.

6. Base Dimensions: 132 in (H) x 132 in (L) x 48 in (W).

7. Top Platform Dimensions: 144 in (L) x 52 in (W).

8. Shall include contoured sliders with rubber bumpers flush to jet. Sliders shall be attached to the stand sliders on the edge where it comes into contact with the aircraft.

(See attached document for reference.)

9. Shall include removable heavy duty polyurethane casters on the bottom of the stand with total lock. Casters shall be bolted to mount plate. Mount plate shall be bolted to the bottom of the stands. This will allow the stands to be moved on the ground, then unfasten them from stands when assembling onto nose stands. Mount plate shall be designed with minimal fasteners required, so mechanics can readily install/remove them.

10. Shall include guardrail pockets in FWD (forward), OUTBD (side) and AFT (back) of each stand.

11. Stand guardrails shall be aluminum; over fuselage guardrails shall be aluminum and will need to be designed. Shall also design a deck cover plate (approx. 1’x3’) for use when Connect and Crown stands are used together when guardrails are not required and removed. Four (4) deck cover plates will be required.

12. Shall be primed and painted not powder coated, industry standard yellow/white to

13. Slider/deck structural material and type must be aluminum to match existing stands.

14. Shall include forklift pockets located underneath the stand platform on the Center of

15. Shall include lifting anchors for sling hoisting. Lifting anchors to be located on the stand platform on 3 separate locations appropriate for sling attachment and lifting. These locations will depend on the design’s Center of Gravity.

16. Shall include latching system for attaching Crown Stands to Stairs, Connect Stand and Nose Stand via heavy duty toggle clamps.

17. Shall provide an eDrawing or 3-D PDF file for CAD model viewing and dimensional analysis. Files shall be provided prior to design reviews to aid in the design review process.

18. Shall provide 75% and Final Design review.

19. Shall provide a fabrication schedule and be on site for the test fit around aircraft.

20. Shall provide installation and assembly after delivery.

c. Stairs with (L/R) Guardrails

1. Quantity: Two (2) Ea.

2. Stairs shall be modular and removal for ease of setup; shall be designed for method of easy pinning from Connect Stand to Crown Stand.

3. Stairs Dimensions to match existing stairs.

4. Shall have a max working load of 1,200 pounds.

5. Shall include forklift pockets located underneath the stand platform on the Center of

6. Shall be primed and painted not powder coated, industry standard yellow/white to

7. Shall include latching system for attaching Stairs to Connect Stand, Crown Stand via heavy duty toggle clamps.

8. Shall provide an eDrawing or 3-D PDF file for CAD model viewing and dimensional analysis. Files shall be provided prior to design reviews to aid in the design review process.

9. Shall provide 75% and Final Design review.

10. Shall provide a fabrication schedule and be on site for the test fit around aircraft.

11. Shall provide installation and assembly after delivery.

3. Point of contact for this memorandum is your name at (405) 582-4393, or e-mail at donald.jackomis.3@us.af.mil.

LOC LAM, DAF DONALD E. JACKOMIS, GS-11, DAF

OC-ALC/AMXG/MXDEB OC-ALC/OBCA

Requirement Advisor Program Management Specialist

Attachment: A. A20-012ADV B-52 Connect Stand - Connect Stand ISO (16 Jan) mailto:donald.jackomis.3@us.af.mil