Rincon Park, San Francisco Embarcadero, CA
Cupid's Span bow elements are vinylester resin and oriented strand E-Glass fabric reinforcement over PVC core. Composite skins are thermally isolated and bonded to the structural steel armature, and the arrow shaft is extruded type 304 stainless steel. Feathers are E-Glass reinforcement in unsaturated polyester resin with base gelcoat and automotive urethane topcoat. The sculpture was commissioned by Donald Fisher of The Gap for inclusion in Rincon Park, directly across from the new Gap headquarters building in San Francisco.
The design fabrication process, engineer and manufacture the sculpture from artist's renderings and scale models. Fabrication included steel armature, stainless steel arrow shaft, FRP feathers made from laser-scanned artist model enlarged and molded in one-off CNC-milled EPS foam molds, and bow elements consisting of FRP sandwich panels over a structural steel armature. The bow string is a stainless rod under molded FRP cover.
Artist: Claes Oldenburg and Coosje van Bruggen
Client: Doris and Donald Fisher Fund
Engineer: Juri Komendant PhD, S.E., Kurt Jordan: M.E. P.E.