Facts and details Expedition Everest

a close of 1 of trains on main drop

although moderate in height , length contemporary standards, expedition everest first ride disney have trains travel both forward , backward. accomplished through 2 sets of track switches, 1 before rear segment , 1 after. second disney roller coaster run backwards, first being indiana jones et le temple du péril: backwards! @ disneyland resort paris (2000–2004). expedition everest, however, first disney roller coaster switch between forward , backward sections during single ride.

the mountain facade, yeti audio-animatronic, , roller coaster 3 independent structures. each structure reaches ground-level , not touch other 2 structures. achieved via 4-d scheduling software told builders how construct it.

mountain

expedition everest compared 1959 matterhorn bobsleds roller coaster @ disneyland, features snowy mountain setting , abominable snowman figure throughout ride. expedition everest s mountain made 1,800 tons of steel , painted 2,000 gallons of paint. tallest artificial mountain in world, not, cited, tallest point in florida. disney s 18th mountain-themed attraction. of 2012, there 20 mountain-themed attractions.

the artificial mountain model, not of mount everest, of fictional forbidden mountain guarded yeti in story created walt disney imagineering attraction. everest represented barren background peak on far right, made seem far in distance (an example of forced perspective).

yeti

the yeti largest , complex audio-animatronic figure ever built walt disney imagineering. 25 feet (7.6 m) tall. skin measures 1,000 square feet (93 m), , held in place 1,000 snaps , 250 zippers. movement controlled 19 actuators (when functioning in a-mode , full mode of operation). can move 5 ft (1.5 m) horizontally , 18 in (46 cm) vertically when functioning in a-mode . yeti s roars provided voice actor fred tatasciore.

the yeti has not been in full a-mode operation since few months after ride s opening when framing split, causing significant risk of catastrophic malfunction if operated. operates in alternative b-mode , limited strobe-light effect designed give appearance of movement, earning nickname disco yeti fans. speculated problem caused damage yeti s concrete base structure, unlikely repaired until major refurbishment in distant future, because design limits access yeti without major disassembly of superstructure. problem concrete rumored have occurred due glitch in 4-d scheduling software prevented adequate curing of portion of yeti s foundation prior overlapping fabrication of mountain elements , roller coaster track.

joe rohde, imagineer in charge of building attraction , animal kingdom, asked yeti @ 2013 d23 expo. rohde responded have understand, s giant complicated machine sitting on top of, like, 46-foot tall tower in middle of finished building. so, s hard fix, working on it. , continue work on it. have tried several things , none of them quite key, turning of 40-foot tower inside of finished building, working on it... fix yeti someday, swear.