22 Tex. Admin. Code § 1.217
An Architect or a person working under the Supervision and Control of an Architect shall conduct construction observation of the construction of a new building or the alteration or addition of an existing building which is subject to §1.211 of this title (relating to Privately Owned Buildings), §1.212 of this title (relating to Publicly Owned Buildings) and §1.214 of this title (relating to Institutional Residential Facilities). For purposes of this subchapter, "construction observation" means the administration of the portion of the construction contract described and documented in the architectural plans and specifications, including the following:
(3) visiting the construction site at intervals appropriate to the stage of construction to:
Source Note:The provisions of this §1.217 adopted to be effective July 5, 2004, 29 TexReg 6282; amended to be effective September 25, 2012, 37 TexReg 7482.