Design commission declines to recommend Austin Convention Center redevelopment; praises sustainability, flags urban‑design concerns

The City Design Commission reviewed the proposed Austin Convention Center redevelopment at 500 East Third Street and did not reach the six‑vote threshold to recommend that the project comply with the city’s design and sustainability standards.

Project leaders from the city and design teams described a plan that would demolish the existing six‑block convention center and build a new below‑grade exhibit hall, expanded meeting and ballroom spaces, substantial new public open space, and a rooftop/ground‑level landscape strategy. "This is going to be the first 0 carbon certified convention center in the world," architect Larry Speck said during the presentation while describing a suite of sustainability targets including LEED (target Gold to Platinum), an International Living Future Institute (ILFI) zero‑carbon certification pursuit, mass‑timber elements and reuse of building components.

Why the commission withheld a recommendation: Although commissioners repeatedly praised the project’s sustainability ambition — including life‑cycle assessment, reuse of existing trusses and metal panels, low‑carbon concrete trials, an all‑electric building and plans for district chilled water — several commissioners said that the submission did not yet meet the commission’s urban‑design expectations in several areas. Commissioners asked for clearer, stronger commitments on street‑level activation, continuous and welcoming pedestrian routes through the site, the way the project connects to the Waller Creek/Waterloo Greenway and the ground‑level interface with Red River and Cesar Chavez Avenue.

Key project features and numbers described during the presentation: - Cost and program: City project staff said the total construction cost is about $1.26 billion. Presenters described about 365,000 rentable square feet in the existing center and said the new center doubles available indoor/outdoor event space; the exhibit hall program was shown as about 350,000 square feet and placed below grade so the ground plane can be used for public space. - Sustainability commitments: The team said it is targeting a three‑star Austin Energy Green Building (AEGB) rating and LEED Gold (with aspirations for Platinum), pursuing ILFI zero‑carbon certification, incorporating mass timber in the ballroom roof and Paseo canopy, using low‑carbon concrete mixes and reusing substantial amounts of existing material (for example, more than 17,000 square feet of aluminum panel reuse and existing 60‑foot trusses where feasible). - Urban design moves: The proposal restores portions of the historic Waller grid by reintroducing two‑way Third Street, a Second Street Paseo (an indoor/outdoor retail and pedestrian spine) and multiple punctuated public spaces. The plan showed two major outdoor plazas, a Paseo, a Natchez promenade and connections toward Waterloo Greenway and Palm Park.

Points of contention raised by commissioners: - Activation and public access: Several commissioners said interiorized or event‑controlled streets could feel closed to the general public outside of convention events. They asked for explicit assurances and design details that the Paseo, promenades and plazas will be welcoming, day‑to‑day civic spaces, and for a clearer plan if the spaces will remain open and programmed when conventions are not in session. - Waller Creek and Waterloo Greenway connection: Commissioners pressed the team to better integrate the project with Waller Creek and the under‑construction Waterloo Greenway pedestrian and boardwalk system; some called the existing treatment at the creek edge a missed opportunity for stronger ecological and physical connection. - Third Street pedestrian safety and event management: Commissioners expressed concern about the volume of pedestrian crossings and multimodal traffic on Third Street and asked the team to propose specific, engineered crossings and traffic‑calming devices for the street that will function as both multimodal roadway and possible event space. - Red River/warehouse facade: Commissioners said the one‑story warehouse/servicing building and its facades need stronger articulation and activation toward Red River and toward the proposed civic plaza.

Discussion vs. decision: The discussion was extensive and covered both design intentions and technical sustainability innovations. Commissioners did not reject the project; rather, they withheld a recommendation pending refinements to urban‑design details that would make the site more clearly a year‑round civic asset.

Vote and next steps: A motion to find the project compliant with the city design and sustainability standards was made and seconded; the commission did not obtain the required six affirmative votes and therefore did not forward a recommendation to City Council. Staff and the project team were invited to return with additional detail on street‑level uses, day‑to‑day public access rules for interior promenades, stronger integration with Waller Creek/Waterloo Greenway and specific pedestrian crossing and traffic‑calming designs for Third Street.

Ending: Commissioners repeatedly described the sustainability work — embodied carbon reductions, reuse strategy and ILFI engagement — as exemplary, and asked the design team to bring the same level of rigor to street‑level activation and connections to adjacent public spaces before the commission forwards a recommendation to council.