SECTION 631: RUMBLE STRIPS
631.1 Description
This Work consists of furnis hing all tools, Equipment, and la bor necessary to install milled rumble strips at the locations specified on the Contract .
631.2 Materials
631.2.1 Equipment
The Equipment used shall be c apable of removing the existing HMA/WMA Material to the dimensions and tolerances s pecified in the Contract. The r emovals shall be accomplished in a manner that does not scar the surface of the adjacent pave ment. The Contractor shall obtain Project Manager approval of the mi lling device.
631.3 Construction Requirements
631.3.1 General
The Contractor shall make clearly incised grooves for the rumb le strips, in accordance with the Contract. The Contractor shall place rumble strips in accordance with the details shown on the Plans or as directed by the Project Manager. The Contractor shall remove or obliterate the rumble strips pl aced at locations other than shown on the Plans and restore the pavement to the satisfaction of the Project Manager.
631.3.2 Placement
The Contractor shall allow the HMA/WMA Material to cure for a minimum of 48 hours after compaction, before starting rumble strip Work. The Contr actor shall mill the rumble strips with one (1) pass of the milling device. Immediately upon comp letion of the rumble strip installation, the pavement and grooves will be cleaned of all m illing debris and the Contractor shall dispose of the milled Mate rial in a manner approved by th e Project Manager. Prior to applying the final coat of permanent pavement markings, the Con tractor shall seal all rumble strip surfaces, including vertic al surfaces with an approved em ulsified Material.
631.3.3 Alignment Control
The Contractor shall insure that a continuous control line is present as a guide for installation. The milling machine shall also be equipped with an approved guide that is clearly visible to the operator so that proper alignment of the rumble strips will be obtained.
631.4 Method of Measurement
The Department will measure the rumble strips longitudinally, beginning at the transverse center of the first milled stri p and proceeding along the cente rline of the rumble strip pattern to the transverse center of the final milled strip in the pattern including breaks that are part of the rumble strip pattern. The Department will not include in the m easurement breaks at exits, principal intersections, and or o ther interruptions indicated i n the Contract.
631.5 Basis of Payment
Pay Item Pay Unit The Accepted quantities of milled rumble strips, measured as p rovided above, will be paid for at the Contract unit price per linear foot, which pric e shall be full compensation for the Work complete in place as shown on the Contract and as specifie d herein.
631.5.1 Work Included in Payment
The following Work and items will be considered as included in the payment for the main items and will not be measured or paid for separately: 1. Equipment and labor; 2. Repair of incorrectly placed rumble strips; 3. Continuous application of emuls ified Material to completed r umble strips; and 4. Repair of damaged pavement. Section 632: Revegetation Page 716