Cable-stayed bridge 3-span cable-stayed bridge, the loads from the main spans are normally anchored back near the end abutments by stays in the end spans. For more spans, this is not the case and the bridge structure is less stiff overall. This can create difficulties in both the design of the deck and the pylons. Examples of multiple-span structures in which this is the case include Ting Kau Bridge, where additional 'cross-bracing' stays are used to stabilise the pylons; Millau Viaduct and Mezcala Bridge, where twin-legged towers are used; and General Rafael Urdaneta Bridge, where very stiff multi-legged frame towers were adopted.
Pontoon (card game) Australia was comparable in popularity to Blackjack, so there are more Pontoon tables available in Australian casinos than Spanish 21 tables in American casinos. Unfortunately, in response to the release of the book "The Pro's Guide To Spanish 21 and Australian Pontoon" by Katarina Walker, Burswood Casino in Perth has withdrawn the game from the main floor and Crown Casino, Melbourne, have withdrawn the game from their VIP Mahogany Room and introduced continuous shuffling machines to some of the pontoon games in the main hall. Any hand-shuffled or automatically shuffled pontoon games at Crown Casino have penetrations below 75%, rendering