City Information

Join us in San Francisco!

ACI is excited to bring the ACI Concrete Convention to San Francisco, CA, this spring.  San Francisco has so many things to see and do from the classics like the Golden Gate Bridge and Fisherman's Wharf, to new experiences in must-see spots like Union Square and North Beach. Throughout San Francisco, you'll find plenty of performances, restaruants and adventures. Plan your trip to San Francisco by visiting Visit San Francisco to learn more about the city.

Climate & Time Zone

The average daily high for San Francisco in April is 63°F (17°C) and the average low is 52°F (11°C). Visit for the latest weather forecast.

San Francisco, CA is in the Pacific Standard Time Zone. All convention events are listed in Pacific Standard Time. Be sure to create your schedule and appointments accordingly.


For more information on local dining options, please click here.


Need childcare services? Babysitting options can be found at Please note, this listing is for information only and is not an endorsement from ACI.  

Things to do

For things to see and do while in San Francisco go to


The San Francisco International Airport (SFO) is located approximately 12 miles (19.31 km) from the Hilton San Francisco Union Square. For more information on the San Francisco International Airport (SFO), visit

Rental Cars

Hertz is the official car rental agency for the ACI Concrete Convention. Receive discounts on upgrades, weekly rentals, and weekend rentals. To make advance reservations, call +1.800.654.3131 or visit Provide Group Code CDP# 0077289 when making your reservation. For a list of all rental car agencies available at SFO, visit


Taxi cab service is available at the San Francisco International Airport ($45-$65). For more information visit

Shuttle Service

A shuttle service is not provided between the Hilton San Francisco Union Square and the San Francisco International Airport.


Ride Share Services

Ride share services such as Uber and Lyft are available at the San Francisco International Airport. Shared ride providers are located on the Level 5 of the Domestic Garages.


Hilton San Francisco Union Square: Self-parking is $74.10/day and valet parking is $85.50/day.   


ACI is unable to offer any financial assistance to attendees from outside the United States traveling to the convention, but will provide a letter of invitation upon request. ACI strongly encourages attendees to request a visa letter 6 months prior to the convention. ACI staff does not communicate directly with consulates or embassies on your behalf. Please contact ACI Event Services at to request a letter. Please include your complete contact information (name, address, phone number, and e-mail address) in your request. To determine if a visa is required for your trip, go to Travel.State.Gov.

Convention News

Spring 2023 Convention Registration is now open.

2023 Spring Preview
Download your copy of the Convention Preview to get a sneak peek at what you can expect during the upcoming ACI Concrete Convention this spring. [PDF]

Need Employer Support?
Download your customizable letter and prove to your employer the benefits of attending the ACI Convention.
[Customizable letter]

Sponsor Prospectus
Download the 2023 Spring Sponsor Prospectus. [PDF]



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