Commentary On Roofing Systems - indexChapter 1. General - ufc_3_330_02a0022Chapter 2. General Selection ConsiderationsTable 2-1. Steep Slope Selection Based Upon CriteriaTable 2-2. Preserving The Enviroment--Steep RoofingTable 2-3. Preserving The Enviroment-- Low Slope RoofingTable 2-4. Principal Design Considerations-- Steep RoofingTable 2-5. Principal Design Considerations -- Low RoofingDiscussions Of Headers in Tables 2-4 and 2-5.Weight FactorTable 2-6. Typical Weights of Material and EquipmentTable 2-7. Fire Ratings and Recquired Underlayments For Steep- Sloped Roof SystemsTable 2.8 . Fire Ratings And Required Underlayments for Low- Slope Roof SytemsTable 2-9. Suitability Of the Roof Deck For Various ConditionsTable 2-11. Suitability of Roof Insulation for Method Of UseRoodf Access, Fumes and Property Protection When Reroofing.Components of Membrane Roofing SystemsAttachment for Low-Slope Roof Systems.Table 2-12. Some Typical Slope Limitations for Low-Slope Roof SystemsTable 2-13. Minimum Slopes Typical Steep Roofing SytemsTable 2-14. Mean Durability Of Common Steep Roofing Ice and HailTable 2-15. Typical Indoor Relative Humidity in Winter.Table 2-16. Unit Resistances of Common Roof InsulationsInstallation LocationsEnergy and Solar Radiation.Table 2-17. Equivalent Temperature DifferenceFire endurance tests.Seismic Requirements. Appendix 2-1. Roof Slopes and Fire Ratings for Various Materials - ufc_3_330_02a0050Appendix 2-1. Roof Slopes and Fire Ratings for Various Materials - ufc_3_330_02a0051Appendix 2-1. Roof Slopes and Fire Ratings for Various Materials Appendix 2-1. Roof Slopes and Fire Ratings for Various Materials - ufc_3_330_02a0053Figure 2-1. Material and Roofing System OptionsFigure 2-3. Low - Slope (Hydrostatic)Figure 2-4. Typical BUR SystemFigure 2-7. PVC Roof SystemFigure 2-8. Structural Standing Seam Metal Roofing Figure 2-10. Wall Base And Cap FlashingFigure 2-12a. Self- Adhesive Eaves FlashingFigure 2-13. Vented Attic SpaceFigure 2-14b. Temperature Conversion When Temperatures Differ from 20c (68F) Figure 2-16. Self- Insulating Roof DeckFigure 2-18. Roofing Over Thick Seismic StrapChapter 3. Protected Membrane Roofing Reference Building Elements - ufc_3_330_02a0066Penetrations. Design ConsiderationsMaintenance Considerations. - ufc_3_330_02a0069Maintenance Checklists. - ufc_3_330_02a0070Figure 3-1. Conventional Vs Protected Membrane RoofsFigure 3-2. Roof Drain PMR SystemChapter 4. Built -Up Roofing Systems Reference Building Elements - ufc_3_330_02a0074Roof Decks. - ufc_3_330_02a0075Membranes and SurfacingsHistorical Roof RestorationDesign Considerations and Alerts - ufc_3_330_02a0078Table 4-1. Maximum Slope Recommended in ASTM D312Aggregate Application.Maintenance Considerations - ufc_3_330_02a0081Appendix 4-1. Equiviscous Temperature (EVT)Commentary On Bulletin 2-91 RevisionsAppendix 4-2. Recommended Agenda For Pre- Roofing Conferences Pertaining To Membrane Roofing SystemsAgenda for Preliminary ConferenceAgenda For Pre-Application ConferenceAgenda For Final Inspection and Project Wrap-UpFigure 4.2. Raised Curb Area DividerFigure 4-3. Headlap And Exposure In a 3-Ply BUR SystemChapter 5. Modified Bitumen Roofing Systems Reference Building Elements.Vapor RetardersMembranes and Surfacings.Gaps, Flashings, Joints, and Sealants.Design Considerations And Alerts.Maintenance Considerations Repair Work by UserChapter 6. Elastomeric (EPDM) Roofing Systems Reference CEGS 07530Building Elements - ufc_3_330_02a0099Thermal Insulation and Heat Flow. - ufc_3_330_02a0100Drainage, Valley And Intersection Details.Design Considerations and Alerts - ufc_3_330_02a0102Maintenance Considerations - ufc_3_330_02a0103 Repair Work by UserAppendix 6-1. SPRI Test Method RE-1Chapter 7. Weldable (Thermoplastic) Roofing Systems ( Including PVC, CSPE, TPO)Building Elements - ufc_3_330_02a0107Roof Decks. - ufc_3_330_02a0108Thermal Insulation and Heat Flow. - ufc_3_330_02a0109Design Considerations And Alerts - ufc_3_330_02a0110Maintenance Considerations. - ufc_3_330_02a0111Repair or Replace.Appendix 7-1. Shattering Of Aged Unreinforced PVC Roof Membranes ( A Joint Document from NCRA And SPRI)Membrane identificationMaintenance and cold weather precautionsChapter 8. Considerations for Steep Roofing Systems Building Elements - ufc_3_330_02a0117Table 8-1. Weight of Common Slate And Tile RoofingsVapor Retarders. Design Considerations. - ufc_3_330_02a0120Construction Considerations - ufc_3_330_02a0121Fileld Review and Observation.Maintenance Considerations - ufc_3_330_02a0123Repairs Emergency, Temporary, And PermanentFigure 8.2. Types Of Concreate TileTable 1: Typical Asphalt ShinglesTable 2: Typical Aspahalt RollsFigure 8.5. A Cold, Ventilated Roof Above A Cathedral Ceiling Figure 8-7. Pipe PenetrationFigure 8-8b. Application of Roofing StaplesChapter 9. Metal Roofing ReferencesClimate/WeatherTable 9-1. Minimum Slope For Metal RoofingExpansion Joints And Seismic JointsRoof PenetrationsDesign Considerations and Alerts - ufc_3_330_02a0136Contruction ConsiderationsMaintenance Considerations - ufc_3_330_02a0138Repairs : Emergecy, Temporary, and PermanentMaintenance Checklists. - ufc_3_330_02a0140Figure 9-1. Metal Roof Panels and ClipsFigure 9-2a. Factory Sealant in Vertical Rib SystemFigure 9-3. Expansion Joint with StepFigure 9.5. Fixed Curb to Support Heavy Roottop Units Floating Base FlashingFigure 9-7. Wall Flashing with Wall Parallel to Panel Seams.Figure 9-9. Placement of Endlap SealantChapter 10. Copper and Other Crafted Metals Reference Building Elements UnderlaymentDesign Considerations - ufc_3_330_02a0150Construction Considerations - ufc_3_330_02a0151Maintenance Considerations - ufc_3_330_02a0152Maintenance Checklists. - ufc_3_330_02a0153Figure 10-1. Flat Pan Roofing SystemChapter 11. Reroofing Considerations and CriteriaTable 11-1. Typical Code--Allowable Reroofs Over Existing RoofingBuilding Elements - ufc_3_330_02a0157Expansion and Seismic jointsDesign Details and AlertsConstruction Considerations and AlertsGeneral. - ufc_3_330_02a0161Nonmetal Checklist.Maintenance Considerations. - ufc_3_330_02a0163Appendix 11-1. Suggested Agenda for a Reroofing ConferenceSubmittals - ufc_3_330_02a0165Storage and ProtectionStorage and Protection - ContinuedFigure 11-1. Sloped Roof ConversionChapter 12. Roof MaintenanceBuilding Elements - ufc_3_330_02a0170Re-Entrant Corners.Design Considerations For Roof MaintenanceMaintenance Considerations. - ufc_3_330_02a0173Figure 12-1. Clearances Between Pipes/Walls/CurbsFigure 12-3. Use Of Two- Piece Metal CounterflashingFigure 12-5. Use of Curb for base Flashing, Independent of Wall MovementFigure 12-7a. Metal Gravel Stop/Fascia Embedded Between Membrane Plies and Stripping Plies.Figure 12-8. Metal Intersections (Expansions Joint Covers, Gravel Stops, etc.) Require Short Legs to Accomodate Differential MovementAppendix C. AcronymsAppendix C. Acronyms - Continued - ufc_3_330_02a0203Appendix C. Acronyms - Continued - ufc_3_330_02a0204Appendix D. Glossary Of Roofing Related Terms Appendix D. Glossary Of Roofing Related Terms - Continued - ufc_3_330_02a0206Appendix D. Glossary Of Roofing Related Terms - Continued - ufc_3_330_02a0207Appendix D. Glossary Of Roofing Related Terms - Continued - ufc_3_330_02a0208Appendix D. Glossary Of Roofing Related Terms - Continued - ufc_3_330_02a0209Appendix D. Glossary Of Roofing Related Terms - Continued - ufc_3_330_02a0210Appendix D. Glossary Of Roofing Related Terms - Continued - ufc_3_330_02a0211Appendix D. Glossary Of Roofing Related Terms - Continued - ufc_3_330_02a0212Appendix D. Glossary Of Roofing Related Terms - Continued - ufc_3_330_02a0213Appendix D. Glossary Of Roofing Related Terms - Continued - ufc_3_330_02a0214Appendix D. Glossary Of Roofing Related Terms - Continued - ufc_3_330_02a0215Appendix D. Glossary Of Roofing Related Terms - Continued - ufc_3_330_02a0216Appendix D. Glossary Of Roofing Related Terms - Continued - ufc_3_330_02a0217Appendix D. Glossary Of Roofing Related Terms - Continued - ufc_3_330_02a0218Appendix D. Glossary Of Roofing Related Terms - Continued - ufc_3_330_02a0219Appendix D. Glossary Of Roofing Related Terms - Continued - ufc_3_330_02a0220Appendix D. Glossary Of Roofing Related Terms - Continued - ufc_3_330_02a0221Appendix D. Glossary Of Roofing Related Terms - Continued - ufc_3_330_02a0222Appendix D. Glossary Of Roofing Related Terms - Continued - ufc_3_330_02a0223Appendix E. Metric Practic Guide for Roofing IndustryAppendix E. Metric Practic Guide for Roofing Industry - Continued