710.01
Barbed Wire.
Furnish barbed wire according to ASTM A 121, Type Z, Class 3
Galvanizing, or ASTM
A 585, Type I, with the following modifications:
A. ASTM A 121, Type Z, Class 3.
6.3.1 Ensure
that the weight of coating for various gages of wire composing the strands and
barbs are not less than 0.80 ounces per square foot (244 g/m2)
of surface.
7.1 Furnish No.
12 1/2, 13 1/2 or 15 1/2 steel wire gage barbed wire. Ensure that the
barbs are four point round steel wire spaced 5 inches (130 mm)
center-to-center.
9.1 Select one
sample, according to Section 9.2, from each 50 spools or fraction thereof.
11.1 Perform
inspection at the project site.
Furnish certified
material according to Supplement 1067.
12.3 Does not
apply.
14.1 Perform
inspection at the project site.
Furnish certified
material according to Supplement 1067.
710.02
Woven Steel Wire Fence, Type 47. Furnish woven steel wire
fence according to ASTM A 116,
Type Z, Class 3 galvanizing, with the following modifications:
7.1 Ensure that
the fence fabric is design number 1047-6.9.
11.1 Perform
inspection at the project site.
In
addition, ensure that all hardware and attachments are galvanized according to
711.02.
Furnish
certified material according to Supplement 1067.
710.03 Chain-Link
Fence. Furnish chain-link fence according to AASHTO M 181, with the following modifications:
3.1 Furnish
posts, gate frames, and post braces, made of Type I or Type III material.
Furnish Type I material conforming to the requirements of Table 710.03-1. Furnish Type III material
conforming to the requirements of Table 710.03-2.
Fasten the fabric to the posts using either aluminum alloy or galvanized steel
bands or wires. Furnish wires that have a 0.148-inch (3.7 mm) minimum
diameter and a zinc coating or steel fasteners that are not less than 0.8
ounces per square foot (244 g/m2).
Furnish stretcher bars that have a 3/4 ´ 3/16-inch (19 ´ 5 mm)
cross-section or an equivalent cross-section with a length equal to full height
of fabric.
Furnish steel truss rods that have a steel 3/8-inch (9.5 mm) diameter or
equivalent cross-section and that have suitable adjustment.
TABLE
710.03-1 STEEL POSTS, GATE FRAMES, And POST BRACES,
Usage – nominal fence height 6 ft or less |
Section Thickness |
Outside Diameter or Dimensions (in) |
Weight Nominal lb/ft |
Tolerance (+/- %) |
Minimum Yield Strength (psi) |
Line posts |
Grade 1 Pipe |
2.375 |
3.65 |
10 |
30,000 |
Grade 2 Pipe |
2.375 |
3.12 |
10 |
50,000 |
|
C-Section |
2.250 x 1.700 |
2.78 |
10 |
50,000 |
|
H-Section |
2.250 x 1.700 |
3.26 |
10 |
50,000 |
|
End, corner pull posts |
Grade 1 Pipe |
2.875 |
5.79 |
10 |
30,000 |
Grade 2 Pipe |
2.875 |
4.64 |
10 |
50,000 |
|
Gate Posts, for nominal width of
gate (single or one leaf of Double): |
|||||
Up to 6 ft incl. |
Grade 1 Pipe |
2.875 |
5.79 |
10 |
30,000 |
Grade 2 Pipe |
2.875 |
4.64 |
10 |
50,000 |
|
Over 6 to 13 ft incl. |
Grade 1 Pipe |
4.000 |
9.11 |
10 |
30,000 |
Grade 2 Pipe |
4.000 |
6.56 |
10 |
50,000 |
|
Over 13 to 18 feet incl. |
Grade 1 Pipe |
6.625 |
18.97 |
10 |
30,000 |
Over 18 feet |
Round |
8.625 |
28.58 |
10 |
30,000 |
Gate frames |
Grade 1 Pipe |
1.900 |
2.72 |
10 |
30,000 |
Grade 2 Pipe |
1.900 |
2.28 |
10 |
50,000 |
|
Tension Wire,[1] post braces |
Grade 1 Pipe |
1.660 |
2.27 |
10 |
30,000 |
Grade 2 Pipe |
1.660 |
1.84 |
10 |
50,000 |
|
Roll-form |
1.6250 x 1.250 |
1.35 |
10 |
50,000 |
|
Round tubing |
1.660 |
1.38 |
10 |
50,000 |
|
[1] When
tension wire is specified, it will be of 0.177 in diameter. |
TABLE 710.03-1M STEEL
POSTS, GATE FRAMES, And POST BRACES,
Usage – nominal fence height 1.8 m
or less |
Section Thickness |
Outside Diameter or Dimensions (mm) |
Weight Nominal (kg/m) |
Minimum Tolerance (+/- %) |
Yield Strength (MPa) |
Line posts |
Grade 1 Pipe |
60 |
5.4 |
10 |
209 |
Grade 2 Pipe |
60 |
4.6 |
10 |
345 |
|
C-Section |
57 x 43 |
4.1 |
10 |
345 |
|
H-Section |
57 x 43 |
4.9 |
10 |
345 |
|
End, corner pull posts |
Grade 1 Pipe |
73 |
8.6 |
10 |
209 |
Grade 2 Pipe |
73.00 |
6.9 |
10 |
345 |
|
Gate Posts, for nominal width of gate
(single or one leaf of Double): |
|||||
Up to 1.8 m incl |
Grade 1 Pipe |
73.00 |
8.6 |
10 |
209 |
Grade 2 Pipe |
73.00 |
6.9 |
10 |
345 |
|
Over 1.8 to 4 m incl. |
Grade 1 Pipe |
102.00 |
13.6 |
10 |
209 |
Grade 2 Pipe |
102.00 |
9.8 |
10 |
345 |
|
Over 4 to 5.5 m incl. |
Grade 1 Pipe |
168.00 |
28.2 |
10 |
209 |
Over 5.5 m |
Round |
219 |
42.5 |
10 |
209 |
Gate frames |
Grade 1 Pipe |
48 |
4.0 |
10 |
209 |
Grade 2 Pipe |
48 |
3.4 |
10 |
345 |
|
Tension Wires,[1] post braces |
Grade 1 Pipe |
42 |
3.4 |
10 |
209 |
Grade 2 Pipe |
42 |
2.7 |
10 |
345 |
|
Roll-form |
41 x 32 |
2.0 |
10 |
345 |
|
Round tubing |
42 |
2.1 |
10 |
345 |
|
[1] When
tension wire is specified, it will be of 4.5 mm diameter. |
Furnish ornamental cap
post tops made of steel, malleable iron or cast iron. Furnish them with a
hole suitable for through passage of the top rail. Ensure that they fit
snugly to the post, have a means of attaching securely to the post, and exclude
moisture from tubular posts. Furnish swing type gates complete with latches,
stops, keepers, hinges, locks, and fabric. Cover them with fabric
matching the fence. Furnish hinges of adequate strength to support the
gate and that do not twist or turn under action of the gate. Locate
plunger bar type latches at the full gate height in a manner that will engage
the gate stop. Forked latches may be used for single gates less than 10
feet (3 m) wide. Furnish lockable latches. Furnish stops that
consist of a flush plate with anchor placed in concrete to engage the plunger
bar of the latch. Other approved types of stops may be used for single
gates less than (10 feet) 3 m wide. Keepers are substantial devices for
securing and supporting the free end of the gate in open position.
Furnish top rail couplings consisting of the outside sleeve type at least 6
inches (150 mm) long. Ensure that a minimum of 20 percent of the coupling
has an internal heavy spring to take up expansion and contraction.
Furnish gate frames that are assembled by welding, using properly designed,
formed sheet, or sandcast fittings. Cover the gates with fabric matching
the fence.
Furnish offset type hinges. Furnish galvanized latches, stops, and
keepers made of malleable iron, except for plunger bars that may be galvanized
tubular or bar steel according to Section 6.2.
Furnish flat stretcher bars in 3/4 ´ 1/4-inch (19 ´ 6 mm) sections.
Furnish self-centering outside rail couplings that are 6 inches (150 mm)
long.
Furnish tie wire that has a 0.148-inch (3.7 mm) minimum diameter and that meets
an aluminum alloy.
Furnish wrought or cast turnbuckles.
Furnish truss and brace rods with an 3/8-inch (9.5 mm) outside diameter or
equivalent cross-section.
Furnish beveled brace bands in 1 ´ 1/8-inch (25 ´ 3 mm) section.
Furnish bolts
with an anodic coating at least 2 mil (5 mm) in thickness, chromate
sealed.
11.1. Ensure that the size of the fabric conforms to 0.148-inch (3.7
mm) nominal diameter of coated wire, 2-inch (50 mm) mesh.
14.1 Table 8. Type I Zinc-Coated Steel Chain Link Fabric
will have Class D weight of coating.
15.5 Ensure that the vinyl covering is of a uniform medium green
color.
19.1 Perform inspection at the project site.
32.2 Does not apply.
32.3.3.2.
Increase the minimum weight of interior coating to an average of 0.9 ounces per
square foot (275 g/m2) and not less than 0.8 ounces per square foot
(244 g/m2) on an individual specimen.
TABLE
710.03-2 DIAMETERS OR PLAIN END, SCHEDULE 40 ALUMINUM ALLOY PIPE
The weights and
dimensions are as specified in ANSI
H 35.2.
Nominal Pipe Size |
|||
Material |
(in) |
(mm) |
|
Brace rails |
1 1/4 |
32 |
|
Gate frames and rail couplings |
1 1/2 |
40 |
|
Line posts |
2 |
50 |
|
End and corner posts |
2 1/2 |
65 |
|
Gate posts single or one leaf of
double: |
|||
Gate opening |
|||
(ft) |
(m) |
(in) |
(mm) |
To 6 |
To 1.8 |
2 1/2 |
65 |
Over 6 to 12 |
Over 1.8 to 3.7 |
3 1/2 |
90 |
Over12 to 18 |
Over 3.7 to 5.5 |
6 |
150 |
Over 18 to 32 |
Over 5.5 to 9.8 |
8 |
200 |
A 8'-8" line post may be substituted in lieu of
the line post shown on standard drawings Chain
Link Fence 1.1, 7-28-00 and Walk
Gates F-3.2, 7-28-00. This will be accomplished by reducing the
4'-0" depth as necessary to accommodate the shorter posts. All other
dimensions shown in the standard drawings shall remain unchanged
Furnish certified
material according to Supplement 1067.
710.06
Deep Beam Rail.
Furnish deep beam rail according to AASHTO M 180, Type II, Class A, with the following
modifications:
5.1 Perform inspection
at the project site.
5.2.1 When a
field check of coating thickness shows insufficient coating thickness or shows
insufficient coating weight, sample and test the guardrail.
9.1.2 The
minimum check limits for both triple and single-spot tests apply.
Furnish certified
material according to Supplement 1042.
710.09
Wire Rope Rail.
Furnish wire rope rail according to AASHTO M 30, Class A, Type I rope, with the following
modification:
9 Perform
inspection at the project site.
Obtain random samples from material delivered to the project site or at
other locations designated by the Laboratory.
710.11
Fence Posts and Braces. Furnish round wood posts conforming to 710.12 and 710.14.
Furnish dimension timber, posts, and lumber for braces and stream crossings
that are sound, straight, free from unsound or loose knots, splits and shakes,
and that are treated according to 712.06.
Furnish
steel line posts according to ASTM
A 702, with the following modifications:
5.6.2 Furnish fasteners or clamps that have a 0.120-inch
(3 mm) diameter and that are galvanized according to ASTM A 116, Type Z, Class 3.
5.6.1 Supply
each post with a sufficient number of fasteners or clamps.
6.2 Ensure that
the post lengths are as designated.
7.1 Furnish
galvanized line posts and anchors according to 711.02.
7.2 Delete.
9. Perform
sampling according to 712.06.
Furnish
certified material according to Supplement 1067.
710.12
Square-Sawed and Round Guardrail Posts. Furnish pressure treated
square-sawed and round guardrail posts according to 710.14
and 712.06. Cut posts from growing timbers that are free from unsound or
loose knots and rot and from injurious or excessive shake, and season checks
that exceed 1/4 inch (6 mm) in width.
Ensure that the sweep does not exceed 1 inch (25 mm) for the length of the
post. Peel round posts their entire length, removing all outer and inner
bark and leather fiber by shaving the surface. Trim knots even with the
post, and saw both ends of the post square.
Furnish round posts for the
follow species only:
Douglas
Fir:
Knot diameter for posts of Douglas Fir shall not exceed 51 mm (2 in.). Ring
density for the species shall be at least 6 rings-per-inch as measured over a
76 mm (3 in.) distance. The diameter of the Douglas Fir posts shall be 184 mm
(7¼ in.) at the ground line with a upper limit of 203 mm (8 in.).
Southern
Pine:
Knot diameter for posts of Southern Pine shall not exceed 64 mm (2½ in.). Ring
density for the species shall be at least 4 rings-per-inch as measured over a
76 mm (3 in.) distance. The diameter of the Southern Pine posts shall be 190 mm
(7½ in.) at the ground line with a upper limit of 210 mm (8¼ in).
Ponderosa
Pine:
Knot diameter for posts of Ponderosa Pine shall not exceed 102 mm (4 in.). Ring
density for the species shall be at least 6 rings-per-inch as measured over a
76 mm (3 in.) distance. The diameter of the Ponderosa Pine posts shall be 203
mm (8 in.) at the ground line with an upper limit of 222 mm (8¾ in.).
Furnish square sawed posts
that are free from injurious cross grain and sapwood.
Species |
White Pine |
||||
Maximum Slope of Grain |
1 in 15 |
||||
Nominal Width of Face |
6" [152] |
8" [203] |
|||
Shakes, Checks, |
Green |
1" [25] |
1 3/8" [35] |
||
Seasoned |
1 1/2" [38] |
2" [51] |
|||
Maximum Wane |
1" [25] |
1 3/8" [35] |
|||
Maximum Allowable Knots |
Narrow Face |
Middle 1/3 of Length |
1 3/8" [35] |
1 5/8" [41] |
|
End (1) |
2 3/4" [70] |
3 1/4" [83] |
|||
Sum in Middle ½ of Length (2) |
11" [279] |
13" [330] |
|||
Wide Face |
Edge Knot in Middle 1/3 of Length |
1 3/8" [35] |
1 5/8" [41] |
||
Edge Knot at End (1) |
2 3/4" [70] |
3 1/4" [83] |
|||
Centerline |
1 3/8" [35] |
1 7/8" [48] |
|||
Sum in Middle Half of Length |
5 1/2" [140] |
7 1/2" [190] |
|||
Furnish
certified material according to Supplement 1072.
710.14
Pressure Treated Guardrail and Fence Posts, Braces, and Blocks. Furnish
pressure treated guardrail and fence posts, braces, and blocks according to AASHTO M 168 and 710.11,
710.12, and 712.06.
Furnish
certified material according to Supplements 1042
and 1072.
710.15
Steel Guardrail Posts. Furnish steel guardrail posts in the sections
and lengths as specified. Ensure that they are made of copper bearing
steel when so specified. Furnish steel according to ASTM A 36/A
36M. Furnish galvanized posts according to 711.02.
Furnish
certified material according to Supplements 1042.
710.16
Guard Posts.
Furnish pressure treated wood posts according to 710.14 Furnish posts that are
either 5 ´ 6-inch (125 ´ 150 mm) sawed square or 5 1/2-inch + 1/2-inch (138 mm)
diameter round when measured 30 inches (0.75 m) from the top. Furnish
posts that are 5 feet, 3 inches (1.6 m) in length and are embedded such that 30
inches (0.75 m) remains exposed. Ensure that the center-to-center spacing
is spaced at 6 feet (1.8 m) intervals, unless otherwise shown on the plans.
Furnish
certified material according to Supplements 1042.