For the structural remediation to stabilize and provide integrity to the existing structure. Contractor shall following p. E. Sealed plan and the sequence of operations to insure a safe project. Engineer of record to provide a letter of compliance to the field inspector upon completion of stabilization system. All work shal be performed by contractors (has no employees) & sub-contractors licensed by the city of philadelphia. Seperate permit required for alterations. Post this pemit. Post the project information sign.