{"version":"1.0","type":"card","id":"d23572d1-f89a-4ea0-9764-9de50e94cc30","url":"https://stacklist.com/card/d23572d1-f89a-4ea0-9764-9de50e94cc30","title":"Step 9: Protection Board and Pre-Topping Final Inspection","source_url":null,"note":"This document details the crucial final inspection process for protection boards and pre-topping layers before concrete is poured, highlighting it as the last opportunity to check the assembly. It provides a comprehensive checklist for the membrane, drainage mat, protection board, drains, and scuppers, underscoring the significant cost savings of a thorough pre-topping inspection compared to post-installation leak investigations.","image":{"url":"https://ucarecdn.com/a6cf1113-4c50-4bbe-b7eb-21bcc8b72002/","alt":"Step 9: Protection Board and Pre-Topping Final Inspection","width":1240,"height":1604},"stack":{"id":"2d67154e-83fe-4367-99db-e7e4088ce2f9","title":"How to Waterproof a Balcony: Step-by-Step Guide","url":"https://stacklist.com/c/business/stack/2d67154e-83fe-4367-99db-e7e4088ce2f9"},"created_at":"2026-08-07T16:48:57.642Z","updated_at":null,"aco":{"summary":"Step 9 involves installing a protection board over the drainage mat as the final inspection opportunity before concrete topping is applied to the roof assembly. This checklist ensures the membrane, drainage mat, protection board, and drain systems are properly installed and inspected before permanent coverage.","tags":["protection-board","roof-inspection","waterproofing","drainage-mat","pre-topping","checklist","construction"],"key_entities":[{"name":"protection board","type":"concept","confidence":0.95},{"name":"drainage mat","type":"concept","confidence":0.95},{"name":"flood test","type":"concept","confidence":0.9},{"name":"membrane","type":"concept","confidence":0.9},{"name":"pre-topping final inspection","type":"concept","confidence":0.95},{"name":"FM-specified","type":"concept","confidence":0.85}],"classification":"checklist","language":"en","confidence":0.85,"provenance":{"model":"claude-haiku-4-5","tool":"@stacklist/be@0.1.0","confidence":0.85,"timestamp":"2026-09-23T10:40:59.205Z"},"token_counts":{"approximate":504,"cl100k":485},"content_hash":"sha256:b844afeb957a9fbbb21e915b09c55bacd70452f3d791b2d1a8998ea9a40ff4eb","acp_version":"0.2","body_available":true,"body_tokens":504,"visibility":"public","agent_accessible":true,"status":"final"},"_links":{"self":"/api/public/card/d23572d1-f89a-4ea0-9764-9de50e94cc30.json","html":"https://stacklist.com/card/d23572d1-f89a-4ea0-9764-9de50e94cc30","md":"/api/public/card/d23572d1-f89a-4ea0-9764-9de50e94cc30.md","stack_json":"/api/public/stack/2d67154e-83fe-4367-99db-e7e4088ce2f9.json"}}