"Some are being designed now, some have conceptual designs," he said.
By 2011 a new pedestrian bridge will span 65th Street; conceptual designs have been approved.
So far, conceptual designs are underway and business planning is at an advanced stage.
In order to help guide research and development, scientists frequently perform conceptual designs of fusion reactors.
Conceptual designs are not set to be released until the late fall.
The conceptual designs shown this week were by Kohn Pedersen Fox Associates.
Each team has been given $7.5 million to produce conceptual designs and some prototypes, with an April deadline.
The university plans to select five finalists in December, each of whom will receive a stipend to prepare conceptual designs.
Every few seasons, Junya Watanabe returns his focus to the puffer jacket, a touchstone that links his conceptual designs to a common element of street fashion.
According to Mr. Leff, the senior Department of Environmental Protection official, the conceptual designs did not match the designs that have been approved by the state.
The resident groups have also approved conceptual designs for the next phase of the redevelopment, an overhaul of the fountain plaza and Columbus Avenue entrance.
