In the case of a truss bridge, a post-tensioned slab bridge, or a box girder bridge the sections are often floated to the bridge and then lifted into place by cranes on barges or cranes sitting over piers.
The very good reason why the word communism is so commonly associated with these revolutionary, anti-liberal, anti-democratic Marxists is that political parties with communist in the name were pretty much invariably of that bent throughout the 20th century, whereas parties called socialist or social democrat or labor varied enormously in ideology.
Wiktionary (3.00 / 2 votes) Rate this definition: communism (Noun). Any political philosophy or ideology advocating holding the production of resources collectively.communism (Noun). Any political social system that implements a communist political philosophy. communism (Noun). The international socialist society where classes and the state no longer exist.iktionary (3.00 / 2 votes) Rate this definition: communism (Noun). Any political philosophy or ideology advocating holding the production of resources collectively. communism (Noun).