Inspection and testing services shall be provided for sitework, retaining walls, pavement, concrete, masonry and structural steel and other work as may be identified. • Geotechnical construction phase services related to special inspections as governed by the Building Code and Construction Inspection and Construction Materials Testing for all building materials used by the Contractor. • Construction engineering testing and materials testing for all construction activities including, but not limited to: erosion control measures, drainage systems, proof roll inspections, retaining walls, footing base bearing capacity, soils, rock, ABC stone, concrete, asphalt, masonry, grout and mortar, structural steel framing including field bolting and welding, asphalt pavements, soil backfill density testing, spray on fire retardants, and turbidity and PH testing and documentation of BMP structures during the construction process. • Special inspections on all structural elements as specified in Chapter 17 of the Building Code. These elements could include, but are not limited to: erosion control, BMP, foundations, retaining walls, concrete work, masonry work, steel structures and steel connections, welding inspections, water proofing of foundation walls, roofing, fire proofing, reinforcement steel, form work and mechanical connections.