A. The project consists of expanding the existing vulture enclosure including new concrete footings, steel structure and zoo mesh. B. New structural steel and zoo mesh will be installed as part of the project. Small roofed areas on the new exhibit area will be included with gas heating and miscellaneous electrical. New watering devices and miscellaneous plumbing will be installed. Modifications to the east exhibit for vultures includes installing a winterization system. Modifications to the indoor enclosure, new heating, new exhaust, miscellaneous electrical and plumbing. C. A series of alternates including: Additional expansion of the vulture enclosure ±9’-8”; at the west existing enclosure remove metal fencing and install new zoo mesh; at the east existing enclosure provide winterization panels and install clips; Wood gate containment with zoo mesh on all sides and roof