How about giant scrolls that could be used as blueprints? They could be networked between the contractor on site and the engineers and architects at the office.

How about giant scrolls that could be used as blueprints? They could be networked between the contractor on site and the engineers and architects at the office. Currently whenever there's a change in the plan an entire blueprint page must be reprinted and couriered over. Plus, one page could hold the plans for an entire skyscraper.