Art. 729.04 Wood Sign Support When the post specified is too long, the Contractor may choose to cut the post to the required length or increase the embedment. Any post cut shall be installed with the cut end at the bottom.
729.04 Method of Measurement. The metal post will be measured for
payment in feet (meters). The length to be measured shall be the total length installed as shown on the plans.
729.05 Basis of Payment. This work will be paid for at the contract unit price
per foot (meter) for METAL POST - TYPE A or TYPE B. SECTION 730. WOOD SIGN SUPPORT
730.01 Description. This work shall consist of furnishing and installing wood
sign supports for ground-mounted signs.
730.02 Materials. Materials shall be according to the following.
Item Article/Section
a.Coarse Aggregate .............................................................................. 1004.05
b.Wood Sign Support ............................................................................ 1007.05 CONSTRUCTION REQUIREMENTS
730.03 General. When the 4 x 6 in. (100 x 150 mm) posts are used, they
shall be modified to satisfy the breakaway requirements by drilling 1 1/2 in. (38 mm) diameter holes centered at 4 and 18 in. (100 and 450 mm) above the groundline and perpendicular to the centerline of the roadway. When the support is too long, the Contractor may choose to dig the hole deeper or to cut the support to the required length. All cut ends shall become the tops of the supports and shall be treated according to Article 1007.13 before the signs are mounted.
730.04 Installation. The support shall be installed in a vertical hole not
exceeding 12 in. (300 mm) in diameter, and not less than 5 ft (1.5 m) deep. The support shall be centered in the hole with the 6 in. (150 mm) dimension parallel to the adjacent edge of pavement. The hole shall then be backfilled with CA 6, thoroughly tamped in 12 in. (300 mm) lifts. At least 14 days after placing the sign assembly on the post, the Contractor shall inspect each installation, straightening and retamping around each post as required.
730.05 Method of Measurement. This work will be measured for payment in
feet (meters). The length to be measured will be the total length installed. Any embedment over 6 in. (150 mm) beyond that shown in the plans will not be included for measurement.
730.06 Basis of Payment. This work will be paid for at the contract unit price
per foot (meter) for WOOD SIGN SUPPORT. Overhead Sign Structures Art. 733.04 SECTION 731. BASE FOR TELESCOPING STEEL SIGN SUPPORT
731.01 Description. This work shall consist of furnishing and installing a
base for a telescoping steel sign support.
731.02 Materials. Materials shall be according to the following.
Item Article/Section
a.Base for Telescoping Sign Support ................................................... 1093.02
b.Hardware (Note 1) ......................................................................... 1006.29(d) Note 1. The anchor bolts, nuts, and washers shall be stainless steel.
731.03 Method of Measurement. Each base will be measured for payment
as an individual unit complete in place.
731.04 Basis of Payment. This work will be paid for at the contract unit price
per each for BASE FOR TELESCOPING STEEL SIGN SUPPORT. SECTION 732. RESERVED SECTION 733. OVERHEAD SIGN STRUCTURES
733.01 Description. This work shall consist of fabricating, furnishing, and
erecting overhead sign structures, including supports, on previously prepared foundations.
733.02 Materials. Materials shall be according to the following.
Item Article/Section
a.High Strength Steel Bolts, Nuts, and Washers .............................. 1006.08(b)
b.Fabric Bearing Pads ............................................................................... 1082
c.Overhead Sign Structures ...................................................................... 1094 CONSTRUCTION REQUIREMENTS
733.03 Drawings. Two sets of shop fabrication drawings for each overhead
sign structure shall be submitted to the Engineer for approval according to
Article 505 — 03.
733.04 Fabrication. Structural steel shall be fabricated and inspected
according to the applicable portions of Articles 505.04 and 505.05. Aluminum shall be fabricated according to Article 1094.05 and the following. Thermal cutting will not be permitted. Holes and cuts in extruded alloys shall be made by mechanical methods (drilled, sawed, machined). All holes in castings or forgings shall be drilled from solid or formed and reamed for final fit. Damage to
Referenced in this section
Get an email when 730 changes
Illinois revises spec sections through supplementals and new editions. We check this one every week and email you the day it changes. Free, no account.
Source: Illinois Standard Specifications for Road and Bridge Construction, 2022 Edition. Pages 661–662 of 1,217. View official source ↗