Purpose of award (summary of the goals and objectives of the project):the goal of this project is to conserve original lime plaster and gypsum finishes in the sacristy and baptistery of mission SAN…

Purpose of award (summary of the goals and objectives of the project):the goal of this project is to conserve original lime plaster and gypsum finishes in the sacristy and baptistery of mission SAN jose DE tumacacori. The church is the primary resource for which the park was established, as identified in the enabling legislation. The last comprehensive work on the interior was completed in 1984. Since then, the plaster has deteriorated, and preservation is needed.summary of project specific activities:develop treatment plan for the sacristy and baptistery of the mission church at tuma.complete the comprehensive condition assessment of the identified interior spaces of the church, using a variety of approaches (including visual evaluation, annotated ortho-rectified photomontage, non-destructive testing and analysis of surfaces and sub-surface issues) develop program for investigation and samplingdocument all past repairs as part of the baseline data, with particular focus on incompatible repairsprioritization of treatment areas based on material/design integrity, significance of features, level and rate of deterioration, and public visibility/accessdevelop of treatment recommendations to address causes of failure for the following: plaster loss, detachment of plasters, voids and inter-layer separation of plasters, friability of surface materials, adobe disintegration and loss, basal erosion, structural and micro-cracking, and failure of previous treatments; development of a treatment and monitoring approach and time-frameimplement in-situ treatmentremoval/replacement of incompatible repairscleaning surfacesremoval of saltsconsolidating disintegrating lime render/plasterstabilizing/replacing failing plaster edgesreattaching detached plastergrouting of cracks and voids in lime render/mortar -engineer needs to conduct structural assessment (not in contract)consolidation and reattachment of the painted finish coatsprovide originals (or copies) of all digital and hard copy information produced as part of the projectperformance goals including milestones and expected outcomes:develop treatment plan, complete treatments, and finalize a report for the NPS.beneficiaries:the project will benefit the upenn students, faculty, the public