load-bearing slab
21Archaeology of Ayodhya — Archaeological studies in the 1970s: Project Archaeology of the Ramayana Sites Though results were not reported in that period,Fact|date=February 2007 between 1975 and 1985 an archaeological project was carried out in Ayodhya to examine some… …
22I-35W Mississippi River bridge — This article is about the bridge that collapsed in 2007. For the replacement bridge, see I 35W Saint Anthony Falls Bridge. Mississippi River Bridge …
23Tunnel — This article is about underground passages. For other uses, see Tunnel (disambiguation). Underground tunnel for heatpipes between Rigshospitalet and Amagerværket in Denmark …
24Corbel — For other uses, see Corbel (disambiguation). Elaborately decorated classical style stone corbels support balconies on a building in Indianapolis …
25Collapse of the World Trade Center — Coordinates: 40°42′41.12″N 74°00′44.00″W / …
26BP Pedestrian Bridge — Infobox Bridge bridge name = BP Pedestrian Bridge caption = The BP Bridge viewed from The Buckingham in Lakeshore East (2008 06 12) official name = carries = Pedestrians crosses = Columbus Drive locale = city state|Chicago|Illinois (Cook County)… …
27Concrete masonry unit — A stack of rectangular CMUs Cinder block redirects here. For the American singer, see Cinder Block (musician). In the United States, a concrete masonry unit (CMU) – also called concrete block, cement block, and foundation block – is a large… …
28Rogozhskoye Cemetery — Rogozhskoe cemetery ( ru. Рогожское кладбище) in Moscow, Russia, is the spiritual and administrative center of the largest Old Believers denomination, called the Russian Orthodox Old Rite Church. Historically, the name cemetery was applied to the …
29Tom Barker — (born 1966) is a British designer and academic. Head of the Industrial Design Engineering departmentcite web |url= http://www.rca.ac.uk/pages/study/staff 382.html |title= Industrial Design Engineering Department |author= Royal College of Art… …
30Elematic — Infobox Company name = Elematic Oy Ab foundation = 1959 type = Limited company location city = Toijala location country = Finland key people = Leo Sanqvist(CEO) industry = Metal industry products = Machines and technology for precast concrete… …
