Below are estimates for stabilizing and protecting the vault while retaining the vault’s historic character.
$10,000 Tree removal, grading and defined right-of-way *1
$1,600 Archaeological assessment of interior of vault *2
$1,575 Analyze depression on top of vault *3
$5,000 Repair damaged sarcophagus within vault *4
$1,344 Historical Marker *5
$50,000 Rebuild stonework at front of vault
$10,000 Replacement of vault door (current door is beyond restoration)
$3,000 Replacement of vault identifying entablature
$5,000 Restoration of entrance (re-set pillars, replace chain, address drainage concerns)
$13,000 Installation of perimeter fence
Funds remaining after the above efforts will be used for aesthetics, such as filling the depression at the top of the vault, landscaping, informational kiosk or a walkable path to the site.
- Tree removal, grading and defined right-of-way was completed with Town of Bethlehem resources at no cost to this project.
- Archaeological assessment of the interior of the vault was completed by Archaeologist Daniel E. Mazeau and Archaeologist Sean Higgins at no cost to this project.
- Analyze depression at the top of the vault was completed by Jack Healy, P.E. of Ryan Biggs | Clark Davis Engineering & Surveying, D.P.C. at no cost to this project. Jack supervised a team of volunteers consisting of descendants Frank Slingerland, Bob Mullens, Sue Virgilio and Jason Virgilio as well as Town Historian Susan Leath.
- Joseph and Mary Ellen Grimaldi have donated $1,135 to be used to replace the marble marker on John H. Slingerland's sarcophagus during the repair. Mary Ellen is John H.'s great-granddaughter.
- The historical marker was donated by former Slingerlands Elementary School teacher Evonne Lutkus.