Roof Repairs Liberty High School & Manor Hill Elementary 2023 Summer Project

NOTICE OF ACCEPTANCE OF BIDS Notice is hereby given that the Liberty Public School District No. 53 will receive bid proposals for the following: ROOF REPAIRS The District reserves the right to reject any or all bids and waive any informality. All questions, requests for information or clarification pertaining to this bid must be submitted in writing to Jason Breit at jasonbreit@lps53.org Friday, July 14, 2023 Question Deadline - 11:00 AM CST The Work consists of the following: 1. General Conditions and Details for all roof areas: a. The Contractor shall be responsible to coordinate daily activities with the owner to help minimum noise, smell, and cleanliness disruptions. 1) Contractors shall provide a schedule of activities, drawing of setup and work areas with their submittals, and updates for weekly progress meetings. 2) Contractor shall notify the owner during check-in if they will be using an open flame or have flammable materials requiring a Burn Permit. If so, the owner shall issue a Burn Permit to the foreman during check-in. b. Contractor shall keep complete roofing specification and approved submittal drawing on the roof always during the work. c. It is the responsibility of the contractor to report in writing to the Owner, any areas of cracks or deterioration to the masonry walls above the roofline. d. It is the responsibility of the contractor to examine the job site and document any damages or issues with pictures and/or video. Any damages found after start of work will be the responsibility of the contractor. e. It is the responsibility of the contractor to clean roofs, drains, gutters, and scuppers of all debris and trash at the end of the project. 2. Liberty High School - Roof 15 a. On Roof 15, the district will have the loose gravel vacuumed from the roof around all four (4) wet areas prior to August 1, 2023. 1) Remove and reinstall lightning protection as needed to complete roofing repairs. 2) There are four (4) wet areas along the southeast area as shown on the attached Roof Diagnostic Survey. a) The wet areas shown at the southwest perimeter and by the solar panels are not included in this work. 3) Spud and remove all gravel over and around the four wet areas, 115' x 35', from the roof membrane by hand. a) All removed gravel shall be evenly dispersed onto existing roof outside area where loose gravel was vacuumed off the roof. 4) Clean roof membrane of all dirt, dust, and debris and then prime the roof membrane with TremPrime QD. 5) Adhere 1-ply Burmastic Composite Ply HT and 1-ply of PowerPly Plus HT FR with PowerPly Standard Cold Adhesive. a) Extend new roofing to cover fully cover the 115' x 35' area. 6) Strip in outside perimeter of new membrane with 3-course reinforcement of ELS and Burmesh. 7) At drains, remove clamping rings and extend new 2-ply membrane into drains and reinstall clamping rings. 8) At projection base flashings, extend 2-ply membrane up onto base flashing and install 3-cours reinforcement. 9) After repairs are complete, inspect area outside work area for damages and insulation fasteners that have broken through the existing membrane. a) Repair all damages with new 2-ply membrane as specified above. b. Clean work areas of all debris and trash. 3. Manor Hill Elementary - Roof A a. There are three (3) wet insulation area on Roof A, shown on the attached Diagnostic Survey. 1) Spud all gravel from the roof membrane. a) Extend gravel removal a minimum of two feet outside the wet areas. b) All removed gravel shall be evenly dispersed outside repair areas. 2) Clean and then prime the roof membrane with TremPrime QD. 3) Adhere 1-ply Burmastic Composite Ply HT and 1-ply of PowerPly Plus HT FR with PowerPly Standard Cold Adhesive. a) Extend new roofing outside wet areas a minimum of twelve (12) inches. 4) Strip in outside perimeter of new membrane with 3-course reinforcement of ELS and Burmesh. 5) At drains, remove clamping rings and extend new 2-ply membrane into drains and reinstall clamping rings. 6) At projection base flashings, extend 2-ply membrane up onto base flashing and install 3-cours reinforcement. b. Repair 100 lineal feet of loose metal edge flashing. 1) Spud gravel back from outside edge a minimum of twelve (12) inches. 2) Cut and remove loose flashing. 3) Prime repair areas with TremPrime QD. 4) Strip-in outside edge with 5-course reinforcement of ELS and Burmesh with widths of 4" and 6". 5) Feather repair onto roof membrane. c. Clean work areas of all debris and trash. 4. Manor Hill Elementary - Roof D a. There are two (2) wet insulation area on Roof D, shown on the attached Diagnostic Survey. 1) Spud all gravel from the roof membrane. a) Extend gravel removal a minimum of two feet outside the wet areas. b) All removed gravel shall be evenly dispersed outside repair areas. 2) Clean and then prime the roof membrane with TremPrime QD. 3) Adhere 1-ply Burmastic Composite Ply HT and 1-ply of PowerPly Plus HT FR with PowerPly Standard Cold Adhesive. a) Extend new roofing outside wet areas a minimum of twelve (12) inches. 4) Strip in outside perimeter of new membrane with 3-course reinforcement of ELS and Burmesh. 5) At drains, remove clamping rings and extend new 2-ply membrane into drains and reinstall clamping rings. 6) At projection base flashings, extend 2-ply membrane up onto base flashing and install 3-cours reinforcement. b. Repair 100 lineal feet of loose metal edge flashing. 1) Spud gravel back from outside edge a minimum of twelve (12) inches. 2) Cut and remove loose flashing. 3) Prime repair areas with TremPrime QD. 4) Strip-in outside edge with 5-course reinforcement of ELS and Burmesh with widths of 4" and 6". 5) Feather repair onto roof membrane. c. Clean work areas of all debris and trash.

Division 07 -

Thermal and Moisture Protection, Dampproofing and Waterproofing, Thermal Protection.