HomeMy WebLinkAboutC901 Specifications1
1
2
EARTHWORK
1. SCOPE OF WORK
2
3
A. Extent: The work required under this section
consists of all excavating, filling, rough grading
and related items necessary to complete the work
indicated on the drawings and described in the
specifications. The Contractor shall notify in
writing the owners and the Engineer of any changes,
errors, or omissions found on the plans or in
the field, before work is started or resumed.
1 in general, the items of work to be
performed under this section shall include:
clearing and grubbing, removal of trees and
stumps (where required), protection of trees
to remain, stripping and storage of topsoil,
fill compaction and rough grading of entire
site.
2. Excavated material that is suitable may be
used for fills. All unsuitable material and
all surplus excavated material not required
shad be removed from the site. The
location of dump and length of haul shall be
the Contractor's responsibility.
3. Provide and place any additional fill
material from off the site as may be
necessary to produce the grades required.
Fill obtained from off site shall be of kind
and quality as specified for fills herein
and the source approved by the Owner.
4. The Contractor shall accept the site as he
finds it and shall remove all trash, rubbish
and debris from the site prior to starting
excavation.
B. Work not included: The following items of
related work are specified and included in other
sections of these specifications:
1. Excavation, grading and bockfilling for
utility lines
2. Storm drainage systems
3. Sanitary sewer systems
4. Streets and paving
5. Water supply system
2. BENCH MARKS
Maintain carefully all bench marks, monuments and other
reference points; if disturbed or destroyed, contractor
shall contact engineer.
3. REMOVAL OF TREES
A. Remove all trees and stumps from area to be
occupied by road and surfaced areos. Removal of
trees outside these areas shall only be done as
noted on drawings or approved by the Owner.
8. All brush, stumps, wood and other refuse from the
trees shall be buried onsite or removed to disposal areas
off of the site. Disposal by burning shall not
be permitted unless proper permits are obtained
(where applicable). The location of on site bury
pits shall be designated by the owner or the
Engineer.
4. PROTECTION OF TREES
A. General Protection: The Contractor shall be
responsible for the protection of tops, trunks
and roots of existing trees on the project site
that are to remain. Existing trees subject to
construction damage shall be boxed, fenced or
otherwise protected before any work is started;
do not stockpile within branch spread. Remove
interfering branches without injury to trunks and
cover scars with tree paint.
5. HANDLING OF TOPSOIL
A. Remove all organic material from the areas to be
occupied by buildings, roads, walks and parking
areas. Pile and store topsoil at a location
where it will not interfere with construction
operations. Topsoil shop be reasonably free
from subsoil, debris, weeds, grass, stones, ect.
8. After completion of site grading and subsurface
utility installation, top soil shall be reploced
in areas designated on the erosion control plan
for seeding and /or sodding. Any remaining top
soil ..hall be used for finished grading around
structures and landscaping areas.
6. DISPOSITION OF UTILITIES:
A. Rules and regulations governing the respective
utilities shall be observed in executing all work
under this section.
B. if active utilities are encountered but not shown
on the drawings, the Engineer shalt be advised
before work is continued.
C. Inactive and abandoned utilities encountered in
excavating and grading operations shall be
reported to the Engineer. They shall be removed,
plugged or capped as directed by the Utility
Company and the Engineer.
D. It shall be the responsibility of each contractor
to verify all existing utilities and conditions
pertaining to his phase of the work. It shall
also be the contractors responsibility to contact
the owners of the various utilities before work
is started.
7. SiTE GRADING:
A. Grades: Contractor shall perform all cutting,
filling, compacting of fills and rough grading
required to bring entire project area to grade as
shown on the drawings.
B. Rough Grading: the tolerance for paved areas
shall not exceed 0:10 feet plus or minus above
the established subgrade. All other areas shall
not exceed 0.10 feet plus or minus the
established grade. All banks and other breaks in
grade shall be rounded at top and bottom.
C.
Compaction Requirements:
1. All building pod areas shall be compacted to
standards specified by local and /or state
building codes.
2. For compaction requirements of paved areas,
see street specifications.
3
4
4
5
8. Earth Work Balance
The Contractor shalt confirm all earthwork quantities
prior to start of construction. If on excess or
shortage of earth is encountered, the Contractor shall
confirm with the Owner and Engineer the requirements
for stockpiling, removal or importing of Borth.
Minor adjustments to the grades may be required to
earthwork balances when minor excess material or
shortages are encountered. It is recognized by the
parties hereto that the calculations of the Engineer
in determining earthwork quantities shall be ac-
complished in accordance with the American Society of
Civil Engineers Standards for such calculations.
Further, that these calculations are subject to the
interpretations of soil borings as the physical limits
of the various soil types, also the allowable variation
in finish grade and compaction permitted the contractor,
and that all of these parameters may cause either an
excess or shortage of actual earthwork materials to
complete the project. If such on actual minor excess or
shortage of materials occurs, the contractor shall
contact the engineer to determine if adjustment can be
mode to correct the imbalance of earth.
SANITARY SEWER SYSTEMS
TYPICAL SANITARY SEWER SPECIFICATIONS
TO BE USED FOR PRIVATE SEWER DEVELOPMENT
WITHIN
CLAY TOWNSHIP REGIONAL WASTE DISTRICT
REVISED JUNE, 1998
1. Standard specificotions of the Cloy Waste District and Indiono
Deportment of Highwoys shall apply for oil work and materials. Pipe shall
be installed in accordance with Section 715.
2. Sanitary sewer pipe shall be PVC h accordance with ASTM D -3034
(S.D.R. 35) and ASTM 2321. PVC pipe shall hove grooved bell and gasket.
The pipe shall be mode of PVC plastic having a cell classification of
12454B.
3. PVC sewer fittings shall conform to the requirements of ASTM
D- 3034 -89 specification. Fittings in sizes through 8" shall be molded in
one piece with elostomeric joints and minimum socket depths as specified
in sections 6.2 and 7.3.2. Fittings 10" and larger shall be molded or
fabricated in accordance with section 7.11 with manufacturers standard
pipe bells and gaskets. Won thickness of fittings shall be SDR 26 as
defined in section 7.4.1 of the specifications. Gaskets for elastomeric
joints shall be molded with a minimum cross- sectional area of 0.20
square inches and conform to ASTM F -477 specification. Fittings shall be
manufactured by Harco or equol.
4. All sonitary manholes shall be "precast concrete" manholes in
accordance with ASTM C -478 and Section 720. 0 -rings shall conform to
C-443. Kent Sed or equivalent shall also be applied to all joints and
between riser rings and castings. Manhole step spacing shall be no more
than 16- inches.
5. Butyl rubber coating shales be applied around each manhole joint from
6- inches above to 6- inches below each joint. The appropriate primer
shall be applied prior to applying the rubber doting. Inside joints to be
filed with precoot plug material.
6. The manhole chimney's including all riser rings shall be sealed using
Infi- Shield 'Unbend' or approved equal. Prior to placement, the top
4- inches of the manhole cone and castnng frame shad be cleaned and
primed. The Unibond shall extend from 3- inches below the top of the
cone section to 2- inches over the flange of the manhole costing frame.
7. The costing elevations are set by pion. However, the castings are to
be adjusted in the field by the Engineer's representative, should o
discrepancy occur between pion grade and existing grade. New manhole
ring and cover shall be installed to establish grade. Maximum height of
od justing rings shall be 12- inches.
a Bodkfill around all structures and ail cuts under paved areas with
granular material. Trenches opening within 5 -feet of paved roadways shall
be boc kfilled with granular material in accordance with Section 211.
Bac kfTh under sidewalks :mall be granular, unless the walks are constructed
o minimum of 6 months offer bockffll hos been in pioce.
9. The Contractor mall be responsible for verifying that all state highways,
city and county permits hove been obtained by the developer prior to start
of construction.
10. The Contractor shall be required to furnish the developer's Engineer
with o set of prints, marked in red pencil, showing octual sewer location
and invert, to include lateral location, depth and length. Such "as but
prints must be received by the Engineer before the final contract payment
can be authorized. The sanitary sew laterals and stubs termhotion shall
be indicated on the surfoce with a meta fence post set immediately above
the said terminotion point.
11. All sanitary sewer lines upon completion will be required to pass on
infiltration weir test and o low pressure air test, unless otherwise directed
by the Engineer. Said test mall be conducted according to NCR Standard
Method, and shall be witnessed by an Engineer aid o representative of the
Cloy Waste District. Infftration under test shall not exceed 100 gallons per
inch of inside diameter of sewer pipe per mile of sewer in 24 hours and
inclusive of all appurtenances within the section being tested such as
manholes, house connections etc.
12. Deflection tests Mail be performed on ail flexble* pipe after the final
bockfil has been in place at least 30 days. No pipe shell exceed o
vertical deflection of 5% deflection test results. *The following are
considered non flexible pipes: concrete pipe, ductile iron pipe and cost iron
pipe). The deflection test shall be performed with o nine -point mandrel.
Proving rings shall be available.
13. All mandrel testing shall be observed by a Professional Engineer for
certification and a representative of the Cloy Woste District.
14. The ends of laterals are to be plugged tight with a braced plastic disc
or cop capable of withstanding a low pressure air test without leakage.
15. Bedding for flexble pipe shMH be No. 8 crushed stone from 6- inches
Wow the pipe to 12 -inches above the pipe. Bedding for rigid pipe shall
be No. 8 crushed stone from 6- inches below the pipe to the spring line
of the pipe and from this point to 12- inches above shall be fill sand or
equivalent. Manholes shall be ploced on no Tess than 6-inches of No. 8
cruSned stone bedding.
16. Water and sewer lime crossings and separations shall be in accordance
with Ten States' Standards.
17. Trench shall be opened sufficiently ahead of pipe laying to reveal
obstruction, and shall be property protected and /or barricaded when left
unattended.
18. No water shall be permitted to flow into the sanitary sewer system
during construction. Contractor mall utilize a pump to keep the water
level below the pipe. Pump dischorge shall be directed to a storm outlet.
Any pipe entering existing sewers shall be plugged with screw type
mechanical, braced plug until such time as all tests on the sewers hove
been completed and the lines hove posses all punch lists.
19. All sewer laterals installed by the mainline Contractor shop be bedded
the same as the main line sewer.
20. Forty -eight (48) hours notice shall be given to the Cloy Regional
Waste District prior to the start of sewer construction. Also, 48 hours
notice shill be given prior to any testing done in the sewer.
21. Monhole castings shall be stamped "SANITARY SEWER" (Neenah Casting
R 1642 or equal) and be self- selling type. Woterproof castings mall be
Neenah R- 1916 -F1 and stamped "SANITARY SEWER
5
6
7
7
8
22. The minimum lope for sewer acceptance by the Clay Township
Regional Waste District are:
Size of Pine Minimum Constructed Slope
8 -inch
10 -inch
12 -inch
15 -inch
18 -inch
0.40%
0.28%
0.22%
0.15%
0.12%
9
23. The Contractor shall provide measurements of the slope of the sewer
for each manhole section as construction progresses. Such measurements
shall be certified by a Registered Land Surveyor or Engineer and be
available on -site for observation by the District's Inspector. No more than
three manhole sections can be constructed in advance of such
measurements.
24. In the event the Contractor does not meet the minimum slopes, the
sewer section and any other affected sewer sections shall be reconstructed
to meet such minimum slopes.
STORM SEWER SYSTEMS
1. SCOPE OF WORK
The work under this section includes all storm sewers,
storm water inlets, and related items, including
excavating and bockflling, necessary to complete the
work shown on the drawings.
2. MATERIALS
A. Storm Sewers
3. APPLICATION
1. Reinforced concrete sewer pipe shall confirm
to ASTM C -76 latest revision, with joints
conforming to ASTM C -443 latest revision.
When storm pipe is submerged
B. Manholes
1. Precast reinforced concrete manhole sections
and steps shall conform to ASTM C -478 latest
revision.
2. Casting shall be of uniform quality, free
from blow holes, porosity, hord spots,
shrinkage distortion or other defects. They
shall be smooth and well cleaned by shot
blasting or by some other approved method.
They shall be coated with asphalt paint
which shall result in a smooth coating,
tough and tenacious when cold, not tacky or
brittle. They shall be gray iron meeting
ASTM A -48 latest revision
3. Joints Manhole sections shall be jointed
with rubber type gaskets. The rubber type
gaskets shall meet ASTM C -443 latest
revision. When manhole and storm pipe ore
continuously in water.
C. SUBDRAINS
1. Perforated plastic pipe subdrains shall
conform to ASTM F -405.
A. Permits and Codes The intent of this section of
the specifications is that the contractor's bid on
the work covered herein shall be bnsed upon the
drawings and specifications but that the work
shall comply with all applicable codes and
regulations as amended by any waivers. Contractor
shall furnish all bonds necessary to get permits
for cuts and connections to existing sewers.
B. Local Standards the term "Local Standards" as
used herein means the standards of design and
construction of the respective municipal
deportment or utility company.
C. Existing Improvements Maintain in operating
condition all active utilities, sewers and other
drains encountered in the sewer installation.
Repair to the satisfaction of the owner any damage
to existing active improvements.
D. Workmanship To conform to all local, state and
national codes and to be approved by all local and
state agencies having jurisdiction.
E. Trenching Lay all pipe in open trenches, except
when the local authority gives written permission
for tunneling. Open the trench sufficient ahead
of pipelaying to reveal any obstructions. The
width of the trench shall be the inside pipe
diameter plus 24 inches for 12 inches above the
pipe. Sheet and brace trench as necessary to
protect workmen and adjacent structures. All
trenching to comply with Occupational Safety and
Health Administration Standards. Keep trenches
free from water while construction is in progress.
Under no circumstances lay pipe or appurtenances
in standing water. Conduct the discharge from
trench dewotering to drains or natural drainage
channels.
Special Supports Whenever in the opinion of the
Engineer the soil at or below the pipe grade is
unsuitable for supporting sewers and appurtenances
specified in this section, such special support,
in addition to those shown or specified, shall be
provided as the Engineer may direct, and the
contract will be adjusted.
G. Backfilling for a depth of at least 12 inches
above the top of the pipe, backfill with earth or
granular material free from large stones, rock
fragments, roots or sod. Tamp this backfill
thoroughly, taking care not to disturb the pipe.
For the remaining trench depth, bockfill with
earth or granular material containing stones or
rocks not larger than 4 inches. Backfill under
and within 5' of walks, parking areas, driveways
and street shall be granular material only
thoroughly compacted by approved methods.
H. Manhole Inverts Construct manhole flow channels
of concrete sewer pipe or brick, smoothly finished
and of semi circular section conforming to the
inside diameter of the connecting sewers. Make
changes in size or grade gradually and changes in
direction by true curves. Provide such channels
for all connecting sewers at each manhole.
I. Subdrains At subdroins shall be of the size
shown on the plans and shall be constructed to the
grades shown. All drains constructed off -site as
part of the outlet drain will be located as shown.
J. Utilities It shall be the responsibility of each
contractor to verify all existing utilities and
conditions pertaining to his phase of the work.
It shall also be the contractors responsibility to
contact the owners of the various utilities before
work is started. The contractor shall notify in
writing the owners or the engineer of any changes,
errors or omissions found on these plans or in the
field before work is started or resumed.
K. Contractor to grout joints inside storm
structures where pipes enter or exit
and between structure and casting.
8
9
10
10
STREETS
1. SCOPE OF WORK
The work required under this section includes all
concrete and bituminous paving and related items
necessary to complete the work indicated on drawings
and described in the specifications, including but not
limited to:
2. MATERIALS
3. APPLICATION
11
12
All streets, parking areas in contract limits
Curbs and gutters
Sidewalks and concrete slabs, exterior steps
A. Concrete Concrete shall be ready -mixed concrete
and shall be a mix of proportioned fine and
coarse aggregates with Portland cement and water.
Minimum cement content shall be 6 bogs per cubic
yard of concrete and maximum water content shall
be 5.5 U.S. gollons per sock of cement, including
moisture in the aggregate. Slump for normal
weight concrete shall be o maximum of 4 inches
and a minimum of 2 inches. the slump of machine
placed concrete shall be no less than 1-1/4
inches nor more than 3 inches. Standard test
ASTM C -143 shall be used to measure slump.
Compressive strength of concrete at 28 days shall
be 4000 psi. All exterior concrete shall have
air entrainment of 5% to 8% by volume per ASTM C
-260. Retempering of delivered concrete will not
be allowed. Concrete shall be composed of:
1. Portland cement Conforming to ASTM C -150,
Type IA or Type ILIA.
2. Aggregates: Conforming to ASTM C -33
3. Water Shall be clear and free from
injurious amounts of oils, acids, alkalizes,
organic materials or other deleterious
substances.
8. Welded Ste& Wire Fabric Where required for
concrete reinforcement shall conform to ASTM A185.
C. Premoulded Joint Filler Shall be of non
extruding type meeting ASTM D -544 except that
premoulded joint filler used in concrete walk
construction may be either non- extruding or
resilient.
D. Bituminous Pavement Materials All materials
proposed for the construction of bituminous
pavements shall comply with the Indiana Department
of Transportation specifications, per latest
revision.
E. Compacted Aggregate Subbase: Shall be crushed
stone or grovel. Crushed gravel shall be a
minimum of 35% crushed material. Chert shall be
limited to a maximum of 8% of the total. Material
shall be free from an excess of flat, elongated,
thinly laminated, soft or disintegrated pieces;
and shall be free from fragments coated with dirt.
Compacted aggregate shall be graded as follows:
SIEVE SIZE
1 -1 /2"
1"
3/4"
1 /2"
#30
#200
PASSING
100
80 -100
70 -90
55 -80
35 -60
25 -50
12-30
5 -10
A. Grading Do any necessary grading in addition to
that performed in accordance with Earthwork
Section, to bring subgrades, after final
compaction, to the required grades and sections
for site improvement.
B. Preparation of Subgrade Remove spongy and
otherwise unsuitable material and replace with
stable material. No traffic will be allowed on
prepared subgrade prior to paving.
C. Compaction of Subgrode The first 6 inches below
the subgrade shall be compacted to at least 100%
of the maximum dry density as determined by the
provisions of AASHO T -99. Water shall be
prevented from standing on the compacted subgrade.
D. Utility Structures Check for correct elevation
of all manhole covers, valve boxes and similar
structures located within areas to be paved, and
make, or hove made, any necessary adjustments in
such structures.
E. Placing Concrete
1. Subgrade Place concrete only on a moist,
compacted subgrade or base free from loose
material. Place no concrete on a muddy or
frozen subgrode.
2. Forms All forms shall be free from warp,
tight enough to prevent leakage and
substantial enough to maintain their shape
and position without springing or settling,
when concrete is placed. Forms shall be
clean and smooth immediately before
concreting.
3. Placing Concrete Concrete shall be
deposited so as to require as little
rehandling as practicable. When concrete is
to be placed at an atmospheric temperature of
35 degrees F. or less, paragraph 702.10 of
the Indiana Department of Transportation
Specifications latest revision shall be
followed.
F. Concrete Curb
1. Expansion Joints Shall be 1/2 inch thick
premoulded between storm structures curb
2. Contraction /Control Joints Unless otherwise
provided, contraction joints shall be sawed
or scored joints spaced 10 feet on center, except for
intersection radii where joints shall be placed 5' o.c.
3. Finish Tamp and screed concrete as soon as
placed, and fill any honey combed places.
Finish square corners to 1/4" radius and
other corners to radii shown.
11
12
13
13
14
G. Concrete Walks and Exterior Steps
15
1. Slopes Provide 1 /4 inch per foot cross
slope. Make adjustments in slopes at walk
intersections os necessary to provide proper
drainage.
2. Dimensions Walks and steps shall be one
course construction and of widths and details
shown on the drawings.
3. Finish Screed concrete and trowel with a
steel trowel to a hard dense surface after
surface water has disappeared. Apply medium
broom finish and scribe control joints at 5
foot spacing. Provide 1/2" expansion joints
where sidewalks intersect, and at a maximum
spacing of 48 feet between exponsion joints.
H. Curing Concrete Except as otherwise specified,
cure all concrete by one of the methods described
in Section 501.17 of the Indiana Department of
Transportation Specifications, latest revision.
Bituminous Pavement Hot asphalt concrete
pavement shall be as specified in Section 403 of
the Indiana Department of Transportation
Specifications latest revisions. Paving will not
be permitted during unfavorable weather or when
the temperature is 40 degrees F. and foiling.
J. Compacted Aggregate Subbase the thickness shown
on the drawings is the minimum thickness of the
fully compacted subbase. Compaction shall be
accomplished by rolling with a smooth wheeled
roller weighing 8 to 10 tons. Compact to 90%
compaction using Standard Testing Procedures.
Along curbs, headers and walls and at all placed
not accessible to the roller, the aggregate
material shall be tamped with mechanical tampers
or with approved hand tampers.
14
OEM
p116 6 1999
DOCD
15
Revisions
CERTIFIED BY
THIS DRAWING AND THE IDEAS, DESIGNS AND CONCEPTS CONTA D
HEREIN ARE THE EXCLUSIVE INTELLECTUAL PROPERTY OF THE SCHNEiDER
CORPORATION AHO ARE HOT TO HE USED OR REPRODUCED IN MOLE OR IN
PART, WITHOUT THE WRITTEN CONSENT OF THE SCHNODER CORPORATION.
rel. The
Schneider
ri Corporation
Date
08/06/99
12726 Hamilton Crossing Blvd.
Carmel, Indiana
46032
317 -574 -3797
317 -,`574 -3799 Fax
Formerly Schneider Engineering Corp. Bohlen, Meyer, Gibson r Assoc,
Computer Files
J: \1238\005 \OWGS\C901.DWG
y 1 \1 14 1 tt ti I! 11lt Fl /l
2: 6 0N STER
00
TATE OF
e S:c■ "..A9-1.). t
1999, The Schneider Corporation
BREN TCK DEVELOPMENT CO.
Brenwick Building
Village of lfestClay
SPECIFICATIONS
Project No.
1238.005
Drawn
MG
Sheet No.
Engineering
Surveying
Landscape Architect tire
(.1 LIS
Geology
Approv.
C90f