Houses properly constructed would get wet on the lower floor. Houses constructed on posts or pillars mostly open underneath would stand it. Boats are moved inland or to the back of an island and other precautions taken when a hurricane is approaching the area. Technical labor is hard to find but they can be trained. Some of the small local airlines in Belize have scheduled and charter service.
Rental cars are available but expensive.
Belize has a large taxi fleet. Roads are not the best but improving as the years go by. Boats of different sizes are available for charter but generally not for rent without skipper. Available in most places, cellular phone country - wide. Public electricity, cycle and voltage same as in US, is generally available near villages or towns.