Incidental Hot-Mix Asphalt Surfacing Art. 408.05 SECTION 408. INCIDENTAL HOT-MIX ASPHALT SURFACING
408.01 Description. This work shall consist of constructing a hot-mix asphalt
(HMA) surface on a prepared base.
408.02 Materials. Materials shall be according to Article 406.02. Mixture
composition IL-9.5 or IL-9.5FG, C or D, shall be used. CONSTRUCTION REQUIREMENTS
408.03 General. The base shall be prepared according to Section 358.
Where incidental HMA surfacing will be subject to vehicular traffic, the base shall be primed or tacked according to Article 406.05(b). The HMA may be spread and finished by approved hand methods or a spreading and finishing machine approved by the Engineer. The HMA which will be subjected to vehicular traffic shall be compacted to the satisfaction of the Engineer with a tandem roller or vibratory roller. The HMA not subjected to traffic shall be compacted to the satisfaction of the Engineer.
408.04 Method of Measurement. Bituminous material for prime or tack will
be measured for payment according to Article 406.13. Incidental HMA surfacing will be measured for payment in tons (metric tons) according to Article 406.13. Aprons placed with extendible screeds during mainline paving will be considered an integral part of the mainline paving and will not be measured for payment as incidental HMA surfacing. Preparation of base will be measured according to Article 358.06.
408.05 Basis of Payment. This work will be paid for at the contract unit price
per pound (kilogram) of residual asphalt applied for BITUMINOUS MATERIALS (PRIME COAT), BITUMINOUS MATERIALS (TACK COAT), or POLYMERIZED BITUMINOUS MATERIALS (TACK COAT) and at the contract unit price per ton (metric ton) for INCIDENTAL HOT-MIX ASPHALT SURFACING. Preparation of base will be paid for according to Article 358.07. Art. 420.01 Portland Cement Concrete Pavement PORTLAND CEMENT CONCRETE PAVEMENTS AND SIDEWALKS SECTION 420. PORTLAND CEMENT CONCRETE PAVEMENT
420.01 Description. This work shall consist of a pavement composed of
portland cement concrete with or without reinforcement, constructed on a prepared subgrade, or subbase, with or without forms.
420.02 Materials. Materials shall be according to the following.
Item Article/Section
a.Portland Cement Concrete ..................................................................... 1020
b.Reinforcement Bars, Welded Wire Reinforcement and Strand .......... 1006.10
c.Pavement Longitudinal Metal Joints, Dowel Bars, and Dowel Bar Assembly .......................................................................... 1006.11
d.Poured Joint Sealer ................................................................................ 1050
e.Preformed Expansion Joint Fillers ..................................................... 1051.09
f.Protective Coat .................................................................................. 1023.01
g.Nonshrink Grout ................................................................................. 1024.02
h.Chemical Adhesive Resin System ..................................................... 1027.01
i.Preformed Elastomeric Joint Seals for Pavement .............................. 1053.01
j.Packaged, Dry, Rapid Hardening Mortar or Concrete ............................ 1018
420.03 Equipment. Equipment shall be according to the following.
Item Article/Section
a.Forms ................................................................................................ 1103.05
b.Formless Paver .................................................................................. 1103.16
c.Finishing Machine .............................................................................. 1103.13
d.Concrete Finisher Float ..................................................................... 1103.14
e.Miscellaneous Equipment .................................................................. 1103.17
f.Pavement Surface Test Equipment ................................................... 1101.10
g.Coring Machine (Note 1)
h.Mechanical Side Tie Bar Inserter ....................................................... 1103.19
i.Pavement Surface Grinding Equipment ............................................. 1101.04
j.Mechanical Dowel Bar Inserter .......................................................... 1103.20 Note 1. Pavement thickness cores shall be taken utilizing an approved coring machine. The cores shall have a diameter of 2 in. (50 mm). The cores will be measured with a device supplied by the Department. CONSTRUCTION REQUIREMENTS
420.04 Preparation of Subgrade or Subbase. The subgrade or subbase
shall be prepared according to Sections 301, except Articles 301.05 and 301.06 shall not apply, and Sections 302, 310, 311, or 312 shall apply as appropriate. The minimum width of the prepared subgrade or subbase shall be as shown on the plans.
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Source: Illinois Standard Specifications for Road and Bridge Construction, 2022 Edition. Pages 248–249 of 1,217. View official source ↗