A.02.16 19R4000 Appendix E 12-3-2019 .pdf

FORT JACKSON NATIONAL CEMETERY GRAVESITE EXPANSION PHASE II

Columbia, SC

Appendix E

Crypt Inspection Training Slides

Introduction to Crypt

Inspection

Case Study of Jefferson Barracks

National Cemetery, Section 1JJ Inspector: Chris Brandriet

Christopher.Brandriet@Jacobs.com

What Comprises a Crypt?What Comprises a Crypt?

• Exterior Structure or “Box”Exterior Structure or Box

• Interior Shelf

Lid d Lifti D i “D B ”• Lid and Lifting Devices or “Dog Bones” and caps.

• Identification, Numbers painted on the tops and inside

• All Need to be present on an approved cryptyp

Numbers on Top and Inside

Lid Lifting Devices

Interior Shelf

Exterior Structure / Box

Interior Shelf

Most Common Problems and

A bl Li iAcceptable Limits

• Cracks

– 1/32” or greater, or cracks extending through wall results in rejection

• Spalling or Chips

– Chips ¼” or larger, spalling more than 1 SF, results in repair / rejection

• Voids

– ¼” and smaller are acceptable

• Discoloration

– Normal discoloration acceptable

• Form

– Form joint marks are acceptable

• Age out of Form

– Verify cure time, 11 days in St Louis, MO. Confirm delivered crypts meet.

• Exposed Steel

– Repair / Reject

How to Accept Reject or FlagHow to Accept, Reject, or Flag

• AcceptAccept

– Initial Permanent, exposed side

• RejectReject

– “X” permanent exposed sides and problem area, remove from site, Lid may be salvagedy g

• Flag

– Mark on Lid and exposed side for interior p inspection

• Spot Checks

RepairsRepairs

• Not many successful repairsNot many successful repairs

– Hairline cracks and small voids can be filled

Exposed steel can be covered– Exposed steel can be covered

– “Bug Holes” can be filled

Process on Site and How Problems

A iArise

• Ship From Manufacturing FacilityShip From Manufacturing Facility

• Unload from Trucks via Front End Loader

I t ll t Fi l L ti• Install to Final Location

• Number Painting on Inside and Tops

• Backfill

Shipping from Manufacturing

F iliFacility

• Check lids for damage from truck vibrationCheck lids for damage from truck vibration and bouncing

• Cracks from tie down locations• Cracks from tie down locations

• Manufactured adequately

Unloading From TruckUnloading From Truck

• Loading and Unloading DamageLoading and Unloading Damage

– Collision damage, Corners, “Push-in” Cracks

• Bottom Fork DamageBottom Fork Damage

• Placement for Inspection

– Preferably all sides and top open for visible inspectiony p p p

– Flashlight for times they are not all open

– Walk tops and flashlight down sides if closed in

• Flag for interior inspection once installed if any doubt of problems.

InstallationInstallation

• Cable Hold DamageCable Hold Damage

• Lid Shift and Crack

Numbers Painting on the Inside d T f Cand Tops of Crypts

• Lids lifted at each crypt to paint numbersLids lifted at each crypt to paint numbers on the inside

Damage from lifting lids– Damage from lifting lids

• Frozen Lids

• Only 2 lifting points used, unbalanced lidOnly 2 lifting points used, unbalanced lid

• Pressure on fronts leads to cracks and “push outs”

• Paint Sticking?Paint Sticking?

• Verify numbers match on Tops and Inside

BackfillBackfill

• Stockpile away from sides of cryptsStockpile away from sides of crypts

– Reduce Lateral Load

Correct Depth of Material• Correct Depth of Material

Miscellaneous IssuesMiscellaneous Issues

Questions ?