8−194 concrete to the limits shown on the Contract Drawings, including all labor, equipment, tools, design and installation of protective shields, runoff diversion and all incidentals necessary for proper completion of the work specified and shown on t he Plans, complete and accepted by the Engineer. No additional payment shall be made for the remova l of deteriorated concrete in excess of 2 inches with the hydrodemolition equipment unless specified on the Plans, or for any miscellaneous trim work along the curb, temporary barriers, or on the deck, as required to fulfill the requirements of this Specification.
841.01 DESCRIPTION. The work to be performed under this item consists of all labor, equipment,
and materials associated with conducting pre- and post-construction condition surveys of all structures and/or properties identified in the Contract Documents. In addition, structure condition surveys shall be conducted of all structures within 200 feet, unless otherwise noted, for all vibration-inducing ac tivities resulting from the Contractors means and methods, in accordance with the Contract Documents. Items for which condition surveys shall be conducted include but shall not be limited to, the following: • Existing bridge foundations, abutments and piers, and superstructures; • Private commercial and residential buildings and other structures; • Retaining Walls; • Culverts The Contractor shall submit a comprehensive list of all affected properties and structures as part of the project schedule development process Contractor’s Submittal List. Pre-construction surveys shall be conducted in accordance with the Contract Documents, and shall be conducted prior to the commencement of construction operations and vibration- inducing activities. This includes driving and removal of piles and sheeting, drilling, boring, blasting, structural demolition, and any other vibration-induci ng activity resulting from the Contractor’s means and methods. Work which may result in damage to properties or structures may not commence until all pre-construction survey reports have been submitted by the Contractor and approved by the Engineer. Post-construction surveys shall be performed upon substantial completion of the contract, with the consent of the Engineer, and shall follow the same procedures and protocols utilized for the pre-construction surveys. All damage sustained by the properties or structures surveyed due to construction operations shall be repaired by the Contractor to the satisfaction of the Engineer at no additional cost to the State or property owner. 8−195841.02 QUALIFICATIONS AND SUBMITTALS.
841.02.1 Qualifications. Pre- and post-construction surveys shall be conducted by a Professional
Engineer, licensed by the State of Rhode Island, who possesses relevant experience in performing structure condition surveys.
841.02.2 Submittals. The Contractor shall submit to the Engineer for approval the following:
a.Documentation substantiating the qualifications of the survey engineer in accordance with Subsection 841.02.1 Qualifications .
b.For both the pre- and post-construction condition surveys, the Contractor shall submit an original report and copies with all of the documentation to the Engineer for review. Each report shall also contain a DVD or CD with a complete electronic version of the report in PDF format and all video and still photography taken during the survey.
c.The pre-construction surveys shall be provided to the Engineer a minimum of two (2) weeks prior to starting work.
d.The Contractor shall keep on file, one copy of all results of the pre- and post- construction surveys in a suitable location on site. The documents shall be kept available for viewing during normal working hours. No duplicates, other than as specified above, of any of the survey information will be allowed without the ex pressed written consent of the Engineer and the property owner.
841.03 CONSTRUCTION METHODS. Pre-construction surveys shall be conducted prior to the
commencement of construction operations and all vibration-inducing activities. Documentation shall include photographs, video, sketches, and a written report of findings. Visual imaging for pre- and post-construction surveys shall include high resolution color image acquisition in a format compatible with subsequent image enhancement analysis and feature extraction. Adequate lighting shall be provided equivalent to a minimum of 55-Watt bulb illumination during still and video photography. Particular attention shall be paid to, but not necessarily limited to, the following:
1.Locations and sizes of cracks in interior and exterior walls, floors and ceilings; and missing mortar, plaster or other surface materials;
2.Damaged masonry, chimney liners and flues, and roofing, including evidence of leakage or poor roof/gutter drainage, such as staining;
3.Damaged or out-of-square doorways and wi ndows including tightness of fit and ease of operation;
4.Walls that are not plumb, floors or ceilings that are not level, and walls, floors or ceilings that are uneven and the extent to which they are not planar;
5.Condition of the foundation walls and basement floors, especially cracking, differential movements, and signs of dampness or moisture;
Source: Rhode Island Standard Specifications (Bluebook), 2024 Edition. Pages 528–529 of 826.