This notification, posted 24 June 2026, is established to provide interested vendors the information required to submit inquiries in regard to the Industry Day held 24 June 2026 and any other inquiries related to the HITS-UII Performance Work Statement and other aspects of this requirement. All question/inquiries shall be submitted through the ProjNet System at https://projnet.org, using Inquiry Bidder Key 2VJVUA-SPSDBA. Any issues accessing the ProjNet System or the ability to submit an inquiry shall be submitted to Melissa Lynn at melissa.k.lynn@usace.army.mil. This notice will be updated as revised documents and inquiry responses are posted.