HomeMy WebLinkAboutSP-4SITE WORK GENERAL NOTES AND SPECIFICATIONS
1. GENERAL CONDITIONS
A. The Contractor shall be responsible for obtaining, or verifying that all
permits and approvals are obtained From the respective city, county and
state agencies prior to starting construction.
B. It shall be the Contractor's responsibility to determine the exact
location of all existing utilities in the vicinity of the construction
area prior to starting construction.
C. It shall be the Contractor's responsibility For notification and
coordination of all construction with the respective utility companies,
D. It shall be the responsibility of the developer and Contractor to
maintain quality control throughout the project; Failure to do so may
result in removal and replacement of the defective work. It is
recommended that the developer have a qualified inspector on the job site
at all times during construction.
E. The designation A.S,T,M. shall refer to the American Society of testing
and Materials standards. The latest revision of listed A.S.T.M.
standards shall prevail.
F. The designation INDOT shall refer to the Indiana Department of
Transportation Standard Specifications dated 1988 and all subsequent
revisions.
G. The designation IDOT shall refer to the Indianapolis Department of
Transportation Standards and Specifications and all subsequent revisions.
H. Benchmarks: Maintain carefully all bench marks, monuments and other
reference points, iF disturbed or destroyed replace as directed by
engineer,
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11. CLEARING AND GRUBBING
A. Clearing and grubbing shall consist of cutting, removal and satisFactory
disposal of all trees, down timber, brush projecting roots, stumps,
rubbish boulders, broken concrete, fencing (as designated >, and other
material on the project site and within the boundary as shown on the
Construction Documents and /or as designated by 'construction limits.'
B. Special care shall be taken to insure that trees to be left remaining in
the project area shall not receive limb, bark or root injuries. When
such injuries occur, all rough edges of scarred areas shall be removed in
accordance with accepted horticultural practice and the scars coated
thoroughly with on asphaltum base tree paint,
C. All 'unsuitable material' From clearing operations stated in item 11 -A
shall be removed to disposal area(s) off of the project site) unless a
Bury Pit' shall be utilized in an area where it shall not be beneath
building areas and /or pavement areas and shall not be located in an area
where storm drainage structures shall be located or where impoundment of
surface drainage may occur, Written permission of project owner must be
obtained For bury pit construction on site, including location.
D, Materials shall not be disposed of by burning unless approved by the
local Fire Marshall and State Environmental Control when applicable.
111, TREE REMOVAL AND PROTECTION
A. Trees shall be removed From the project site only where the area is to be
occupied by road and surfaced areas.
B. Trees shall be removed from the project site as directed by the
Developer, and so designated,
C. Trees shall be removed from the project site where they interfere with
the placement of storm or sanitary sewers,
A The Contractor shall endeavor to save and protect trees of value and
worth which do not impair construction of improvements as designated. In
the event cut or Fill exceeds 0,5 Foot over the root area, the Developer
shall be consulted with respect to protective measures to be taken, iF
any, to preserve such trees.
E. The Contractor shall be responsible For determining the method For
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 adjacent work is
started. Earth or material and equipment shall not be stockpiled or
stored within the spread of branches. Branches which need to be removed
or are broken shall be neatly trimmed and scars shall be covered with
tree paint.
F. See Note I1 -B
IV, STRIPPING OF TOPSOIL
A. The Contractor shall verify that all topsoil has been removed in the
areas to be occupied by road and shoulder areas. Topsoil shall be
removed to a depth of 6 inches or deeper, if necessary, to remove
vegetative matter where required.
B. Topsoil shall be kept separated From suitable Fill materials and shall
not be used as Fill under pavement and /or building areas.
C. Topsoil shall be stored at a location where it does not interfere with
construction operations. Excess topsoil shall be removed From the site.
Topsoil storage areas shall be approved in writing by the Owner.
D. Topsoil shall be reasonably Free From subsoil debris and stones,
V. GRADING
A. The Contractor shall perform all grading operations to bring subgrades,
after Final compaction, to the required grades and sections For site
improvement,
B. Subgrade shall be proofrolled with suitable equipment and all spongy and
otherwise unsuitable material shall be removed and replaced with suitable
mo terio1,
C. Subgrade For streets and pavement areas shall be compacted to 1007 of
stondord proctor in the upper 6' of depth. Depths of embankment below
the upper 6' shall be compacted to 95% of standard proctor,
D. See PAVEMENT CONSTRUCTION
E. All Fill material shall be Formed From soil Free of deleterious material.
Prior to placement of Fill, a sample of the proposed fill material should
be submitted to the soils engineer For his approval. The Fill material
should be placed in layers not to exceed eight (8') inches in loose
thickness and should be spread and dried to a moisture content which will
permit proper compaction.
F. All Fill material in areas outside of building and pavement areas shall
be compacted lightly with each lift and protected from erosion. Areas of
building construction shall not have unsuitable material placed in that
location and Fill shall be compacted in accordance with the Soils
Engineer's report (minimum of 957 standard proctor.) These areas shall
be determined by the developer's representative,
VI EROSION PROTECTION DURING CONSTRUCTION
A. The Contractor shall provide odeq(.4ate erosion protection measures during
construction.
1. Riprop at locations designated on the plans,
2. Swales draining the site shall be mulch seeded or sodded and
Contractor shall be responsible For establishing grass cover.
3. Construction operations conducted on private or State-owned property
shall be neatly Finish graded and mulch seeded.
4. Construction operations conducted on private State or County -owned
property shall be neatly Finish graded and mulch seeded.
VII STORM SEWER SYSTEMS
A. SCOPE OF WORK
The work under this section includes all story, sewers, storm water
inlets, and related items, including excavating and back Filling,
necessary to complete the work shown on the drawings.
B. MATERIALS
1, Storm Sewers
Rein Forced concrete sewer pipe shall conform to ASTM C-76 latest
revision with joints conforming to ASTM C -443 latest revision.
2, Manholes:
A. Precast reinforced concrete manhole sections and steps shall
conform to ASTM C -478 fotest revision.
B. Castings shall be of uniForm quality, Free From blow holes,
porosity, hard spots, shrinkage distortion or other defects. They
shall be smooth and well - cleaned by shotblosting or by some other
approved method. They shall be coated with asphalt paint which
shall result in a smooth tooting. Tough and tenacious when cold,
not tacky or brittle, They shot( be groy iron meeting ASTM A -48
latest revision.
C. Joints - manhole sections shall be jointed with rubber type
gaskets. The rubber type gaskets shall meet ASTM C -443 latest
revision.
3. SUBDRAINS:
Perforated plastic pipe subdrains shall conform to ASTM D 3034 SDR
35.
C. APPLICATION
1. Permits and Codes: the intent of this section of the specifications
is that the contractor's bid on the work covered herein shall be
based 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.
2, Local Standards: The term 'Local Standards' as used herein means the
standards of design and construction of the respective municipal
department or utility company.
3. 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.
4. Workmanship: To conform to ail local state and national codes and to
be approved by all local and state agencies having jurisdiction.
5. Trenching: lay oil pipe in open trenches, except when the local
authority gives written permission For tunneling. Open the trench
sufficiently ahead of pipe- loying 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 dewatering to drains or natural drainage
channels.
6. Special Supports: Whenever, in the opinion of the archectect and /or
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.
7. Back Filling: For depth of at least 12 inches above the top of the
pipe, back Fill with earth or granular material free From large
stones, rock fragments, roots or sod. Tamp this back Fill thoroughly
taking care not to disturb the pipe. For the remaining trench depth,
back Fill with earth or granulor material containing stones or rocks
not larger than 4 inches. BocPFill under walks, parking areas,
driveways and street shall be granular material only - thoroughly
compacted by approved methods. Trenches parallel to on within 10
Feet of paved roadways shall be constructed the same.
8. Manhole Inverts Construct manhole Flow channels of concrete 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 grodually and changes in direction by true curves, Provide
such channels For all connecting sewers at each manhole,
9. Subdrains: All subdrains onsite shall be of the size as shown and
shall be placed as shown on the plans. They shall be constructed to
the grades placed as shown on the plans. They shall be constructed
to the grades shown. All drains constructed off site as part of the
outlet drain will be located as shown.
10. 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.
VIII UTILITIES
B. Electric and Telephone
1, Conduit shall be required For all crossings under pavement areas.
2. Granular bQcPFill shall be required For all crossings under pavement
areas,
3, Concrete pads For electric and telephone transformers shall be set at
the approximate ground grade os shown on the Site Development Grading
Plans For the respective locations,
C. Rules and regulations governing the respective utilities shall be
observed in executing all work under this section.
D. The contractor shall notify in writing the owners and the engineers of
any changes, errors or omissions Found on these plans or in the Field
before work is started or resumes.
E. Where active utilities are encountered but not shown on the drawings,
the Engineer shall be advised before work is continued,
F. 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 Engineer.
IX, GRANULAR BACKFILL
Shall be in accordance with INDOT Standard Specifications,
X PAVEMENT CONSTRUCTION
A. SCOPE OF WORK
The work required under this section includes all
site concrete and bituminous paving and related items necessary to
complete the work indicated on drawings and described in the
specificatian , including but not limited to:
1. All streets, parking areas in contract limits
2. Curbs and gutters
3. Sidewalks and concrete slabs, exterior steps
B. MATERIALS
1. Concrete: Concrete shall be ready -mixed and shall be a mix of
proportioned Fine and coarse aggregates with Portland cement and
water. Minimum cement content shall be 6 bags per cubic yard of
,concrete and maximum water content shall be 5,5 U,S. gallons per sack
OF cement, including moisture in the aggregate, Slump For normal
weight concrete shall be a maximum of 4 inches and a minimum of 2
inches, the slump of machine placed concrete shall be no less than
1 -114 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 57 to 8% by volume per ASTM C -260, Retempering of
delivered concrete will not be allowed, Concrete shall be composed
or:
A, Portland cement: conforming to ASTM C -150, Type IA or type IIIA,
B. Aggregates: conforming to ASTM C -33,
C. Water: Shall be clear and Free From injurious amounts of oils,
acids, organic materials or other deleterious substances,
2. Welded Steel Wire Fabric: Where required For concrete reinforcement
shall conform to ASTM A185,
3. Premoulded Joint Filler: Shall be non - extruding type meeting ASTM D-
544, except that premoulded joint filler used in concrete walk
construction may be either non - extruding or resilient,
4. Bituminous Pavement Materials: All materials proposed for the
construction of bituminous pavements shall comply with the Indiana
Department of Highways Specifications, per latest revisions.
5. Compacted Aggregate Sub -base: Shall be crushed stone or gravel.
Crushed gravel shall be a minimum of 35% crushed material, Fines
shall be limited to a maximum of 87 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 /. PASSING
1 -1 2' 100
1' 80 -100
3 -4' 79 -90
1/2' 55 -80
#4 35 -60
#8 25 -50
#30 12 -30
#200 5 -10
C, APPLICATION
1. Grading: Do any necessary grading in addition to that performed in
accordance with Earthwork Section, to being subgrodes, after final
compaction, to the required grades and sections For site improvement,
2. 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.
3. Compaction of Subgrade: 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 AASHTO T -99, Water shall be prevented
From standing on the compacted subgrade,
4. Utility Structures: Check for correct elevation of all manhole
covers, valve boxes and similar structures located within areas to be
paved and mark, or have made any necessary adjustments in such
structures.
5. Placing Concrete:
A. Subgrade: Place concrete only on a moist, compacted subgrade of
base Free From loose material. Place no concrete on a muddy or
Frozen subgrade,
B. 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 connecting.
C. Placing Concrete: Concrete shall be deposited so as to require as
little 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 Highways Specifications, latest
revision shall be Followed.
6. Concrete Curb and Gutter:
A, Expansion Joints: Shall be 112 inch thick premoulded at ends of
all returns and a maximum spacing of 100 feet,
B. Contraction Joints: Unless otherwise provided, contraction joints
shall be spaced joints spaced 20 Feet on center,
C. Finish: Tamp and screen concrete as soon as placed, and Fill any
honeycombed places, Finish square corners to 114 inch radius and
other corners to radii shown.
7. Concrete Walks and Exterior Steps
A. Slopes: Provide 114 inch per Foot cross slope. Make adjustments
in slopes at walk intersections as necessary to provide proper
drainage,
B. Dimensions: Walks and steps shall be one course
construction and of widths and details shown on the drawings.
C. 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
112 expansion joints where sidewalks intersect, and at o maximum
spacing of 48 Feet between expansion joints.
8, Curing Concrete: Except as otherwise specified, cure all concrete by
one of the methods described in Section 501,17 of the Indiana
Department of Highways Specifications, latest revision,
9, Bituminous Pavement: Hot asphalt concrete pavement shall be a
specified in Section 403 of the Indiana Department of Highways
Specifications, latest revisions. Paving will not be permitted
during unfavorable weather or when the temperature is 40 degrees F,
and falling,
10, Compacted Aggregate Sub -base: The thickness shown on the drawings is
the minimum thickness of the Fully compacted sub -base: Compaction
shall be accomplished by rolling with a smooth wheeled roller
weighing 8 to 10 tons. Compact too 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 tampers.
XI FINISH GRADING AND SEEDING (Developer shall designate location iF required.)
A. Over the approved rough grade (see Section IV), spread 4' minimum of
topsoil or approved Fill to such depth as will finish to the required
Finish grades and contours after rolling and natural settlement, New
grades shall slope uniformly between levels established on the plans, and
intersections of new grades with existing grades shall be uniform and
smooth,
B. A seeding mixture in the areas where stripping, cuts, or Fills have been
graded shall be seeded for silt and erosion protection at a rate listed
in the Seasonal Soil Protection Chart table contained elsewhere in the
plans. Wood cellulose Fibre, straw or mulch, as approved by the Engineer,
shall be applied at a rate of 314 tons per acre,
XII REMOVAL OF PAVEMENT, SIDEWALKS, CURBS, ETC,
A. Pavement removal shall consist of the removal and satisfactory disposal
OF bituminous pavement or the total of any combination of base, binder
and surface course of any pavement on a rigid base (including the base).
B. Prior to performing the work of pavement removal at locations indicated
on the plans; or where directed, cement concrete pavement to b removed
shall be cut with a power driven concrete saw along designated lines,
Sawing shall be such that any portion of the pavement to remain in place
will not be damaged, Any portion that is damaged removed outside the
designated lines shall be replaced by the Contractor at his expense,
XIII SEALING CRACKS AND JOINTS IN BITUMINOUS PAVEMENT
A. Reflection cracks and joints, both longitudinal and transverse, as well
as c h ec k ed c r a c k ed a n d a lli at r d areas shot(
be sea l ed using
from
0.10 to 0.15 gallon per square yard of AE -90 or AE -150 bituminous
material and covering with either No. 14 -2 or No 17 sand. The cracks,
joints and alligatored areas shall be cleaned by blowing with compressed
air or other suitable means prior to the placing of the bituminous
sealing material. The bituminous material shall be allowed to penetrate
the cracks and joints in the existing surface and any surplus shall be
squeegeed back and Forth over the area to refill them, Any excess
material shall be squeegeed off the pavement. The sealed surface shall
be covered with approximately 5 pounds of sand per square yard,
. 1-1-1 111..._.1 _-,-,
"DON'T DIG BLIND"
Cel Mende, ftwo rndvy -7 AN to 6 ow
1 -800 1 -800
382 -5544 428 -5200
6UMn hd:sw OA" NAma
PER INDIANA STATE LAW IS -69 -1991, iT IS
AGAINST THE LAW TO EXCAVATE WITHOUT
NOTIFYING THE UNDERGROUND LOCATION SERVICE
TWO (2) WORKING DAYS BEFORE COMMENCING WORK.
001411111118., $4,
K c
8827
STATE OF
P \
ALLAN H. WEIHE REG. IND P.E. #8827
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