Looks like this is it: What do you experts think?
ftp://ftp.ci.austin.tx.us/ATD_AULCC/...venue_DATA.xls
ftp://ftp.ci.austin.tx.us/ATD_AULCC/...enue_PLANS.pdf
From the excel:
"The Block 24 project will include the demolition of the existing structure and the construction of a residential tower with ground floor retail and underground parking garage. Great Streets will be used for the streetscape on West Avenue and West 3rd Street between West Avenue and Shoal Creek will be completly reconstructed."