DHS 159.33(7)(7) Pre-inspection planning. Planning the inspection and review of previous inspection records, including all of the following: DHS 159.33(7)(c)(c) Identification of probable homogeneous areas from blueprints or as-built drawings. DHS 159.33(7)(e)(e) Review of previous inspection, sampling and abatement records of a building. DHS 159.33(7)(f)(f) The role of the inspector in exclusions for previously conducted inspections. DHS 159.33(8)(8) Inspection work practices and processes. Inspecting for friable and non-friable asbestos-containing material and assessing the condition of friable asbestos-containing material, including all of the following: DHS 159.33(8)(a)(a) Procedures to follow in conducting visual inspections for friable and non-friable asbestos-containing material. DHS 159.33(8)(d)(d) Open return air plenums and their importance in heating, ventilation and air conditioning systems. DHS 159.33(8)(e)(e) Assessing damage, significant damage, potential damage and potential significant damage. DHS 159.33(8)(f)(f) Amount of suspected asbestos-containing material, both in total quantity and as a percentage of the total area. DHS 159.33(8)(g)(g) Type of damage to the asbestos-containing or suspect asbestos-containing material. DHS 159.33(8)(L)1.1. Procedures for visual inspections for friable and non-friable asbestos-containing material or suspect asbestos-containing material. DHS 159.33(8)(L)2.2. Assessing amount and types of damaged asbestos-containing or suspect asbestos-containing material. DHS 159.33(8)(L)3.3. Determining quantities of asbestos-containing material by size and percent of area. DHS 159.33(8)(L)4.4. Determining accessibility, potential for disturbance, causes of damage and deterioration of asbestos-containing material. DHS 159.33(9)(9) Bulk sampling. Bulk sampling of suspect asbestos containing materials, including all of the following: DHS 159.33(9)(a)(a) Detailed discussion of the EPA publication, “Simplified Sampling Scheme for Friable Surfacing Materials.” DHS 159.33(9)(b)(b) Techniques to ensure sampling in a randomly distributed manner for other than friable surfacing materials.