Restoration Preservation Masonry, Inc. V. Grove Europe, Ltd.

Accident Site - Longwood Towers 20 Chapel Street, Brookline, MA

Building B Accident Site - Longwood Towers 20 Chapel Street, Brookline, MA

Building B Accident work area in southeast corner

Building B Accident work area in southeast corner

Building B Accident work area in southeast corner

Accident work area in southeast corner - Perspective View

Construction project involved removal of bricks and bull-nose water stone because of water infiltration and leakage issues.

Work area is approx. 80’ above the ground 80 feet

Southeast corner perspective Work area

Access Satellite scaffolding set-up

Chassis assembly Main platform Outriggers

Mast goes up in sections Access Satellite scaffolding set-up Mast attached to building with wall ties

Access Satellite scaffolding set-up platform extension 1 platform extension 4

Access Satellite scaffolding set-up platform extension 5 platform extension 2

Access Satellite scaffolding set-up platform extension 3 platform extension 6

Cantilever extensions (5) cantilever extensions (5) Access Satellite scaffolding set-up

Cantilever extensions - left side

Three different cantilever extension designs used on left side

Three different cantilever extension designs 7’ 8.75” 4’ 11.4” 8’ 2.2” sliding extensions

Access Satellite scaffolding set-up Planks set on top of cantilever extensions

Access Satellite scaffolding set-up plywood sheets set on top of planks

Planks and plywood Access Satellite scaffolding set-up

Guard railings Access Satellite scaffolding set-up

Scaffolding rides up mast

View from below

View from above wall ties

View from above

Area represented by scale model

Accident Sequence

Areas where bull-nose water stone was previously removed

Pieces are cut from bull-nose water stone approx. 5 feet from top of wall to plywood

Cut stone is moved to platform extension #1

Scaffolding collapses

Post-accident photos

Right side of Access Satellite platform post-accident platform extensions 4, 5 & 6 main platform Cantilever extensions covered with planks and plywood mast

Post-accident photo

END