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semi-beam
semi-beam n. 
/ˈsɛmiˌbim/ = cantilever n. 2.
Brit. /ˈsɛmɪbiːm/
, /ˈsɛmɪbiːm/U.S. /ˈsɛˌmaɪˌbim/
, /ˈsɛˌmaɪˌbim//ˈsɛmiˌbim/ΘΚΠ
society > travel > means of travel > route or way > other means of passage or access > [noun] > bridge > parts of
pierlOE
bridge foota1450
heada1450
staddling1461
foota1500
bridge end1515
jowel1516
causey1523
starling?c1684
rib1735
spur1736
icebreaker1744
jetty1772
cutwater1776
roadway1798
sleeper1823
water-breaker1823
centrya1834
stem1835
suspension-tower1842
cantilever1850
semi-beam1850
pylon1851
half-chess1853
span1862
sway-bracing1864
needle-beam1867
ice apron1871
newel1882
flood-arch1891
needle girder1898
sway-brace1909
trough flooring1911
1850 E. Clark Britannia & Conway Bridges I. 276 The semi-beam, or cantilever,..has to support half the weight of the beam..suspended from its extremity.
1908 J. G. Horner Encycl. Pract. Engin. Semi-Beam.—A beam supported at one end only. A cantilever.
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