{"title": "Structural Concrete", "subjects": ["Concrete construction", "Reinforced concrete Buildings", "Design and construction", "Prestressed concrete", "Reinforced concrete", "Structural design", "Concrete"], "key": "/works/OL4502973W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL901355A"}}], "type": {"key": "/type/work"}, "latest_revision": 4, "revision": 4, "created": {"type": "/type/datetime", "value": "2009-12-10T06:33:08.400743"}, "last_modified": {"type": "/type/datetime", "value": "2026-05-10T05:23:11.722774"}}