Sanjivini Cast Iron

Composite Manhole Covers With Frame

Traditional material used for manhole covers in India is
cast iron, ductile iron, steel fibre reinforced concrete, RCC etc.

Now we have developed EVERLAST: Composite Manhole Covers, Circular Manhole
Covers, Square Manhole Covers, Round Manhole Covers, Frames & Square
Gratings, which are being used in USA, Europe, Middle East, etc... since
many years.

Range of EVERLAST Composite Manhole Covers can be used in various
applications such as inspection chambers for sewerage, underground
Electrical Cabling, Telecom Cabling, Water, Gas and Petroleum Installations,
Beautification of Gardens and Landscapes. EVERLAST Composite Gratings can be
used for roadside water entrance chambers, roadside gratings and also road
crossover gratings which can take load of urban traffic. These composite
gratings are best suited for swimming pool applications also.

It has its own advantages over traditional materials.

Advantages:
100% waterproof, Weatherproof, Corrosion free material. ZERO SCRAP VALUE hence it is Burglarproof. High strength to weight ratio hence light weight & easy to
handle. Can be made in decorative surface designs even with Logo &
different granite finishes. Good temperature resistance from -40c to 80c Centigrade.
Good life span, i.e. more than 30 years. Can be designed to take load from 1.5 ton to 40 ton. Standard designs conforming to IS: 1726-1991 are 2.5, 10, 20 & 35
ton & EN-124 are 1.5, 12.5, 25 & 40 ton.









Sizes and load capacity
Everlast: composite manhole covers with frame.


Sr. No.
Size
Grade Designation
Test Load


1
Dia 530 mm
LD-2.5
MD-10
HD-20
EHD-35
2.5 Ton
10 Ton
20 Ton
35 Ton


2
Dia 600 mm
LD-2.5
MD-10
HD-20
EHD-35
2.5 Ton
10 Ton
20 Ton
35 Ton


3
Dia 750 mm
LD-2.5
MD-10
HD-20
EHD-35
2.5 Ton
10 Ton
20 Ton
35 Ton


4
450x450 mm
LD-2.5
MD-10
HD-20
EHD-35
2.5 Ton
10 Ton
20 Ton
35 Ton


5
450x600 mm
LD-2.5
MD-10
HD-20
EHD-35
2.5 Ton
10 Ton
20 Ton
35 Ton


6
450x900 mm
LD-2.5
MD-10
HD-20
EHD-35
2.5 Ton
10 Ton
20 Ton
35 Ton


7
600x600 mm
LD-2.5
MD-10
HD-20
EHD-35
2.5 Ton
10 Ton
20 Ton
35 Ton


8
600x900 mm
LD-2.5
MD-10
HD-20
EHD-35
2.5 Ton
10 Ton
20 Ton
35 Ton


9
600x1200 mm
LD-2.5
MD-10
HD-20
EHD-35
2.5 Ton
10 Ton
20 Ton
35 Ton


10
900x1200 mm
LD-2.5
MD-10
HD-20
EHD-35
2.5 Ton
10 Ton
20 Ton
35 Ton


11
1200x1200 mm
LD-2.5
MD-10
HD-20
EHD-35
2.5 Ton
10 Ton
20 Ton
35 Ton

Recommended locations conforming to load
capacity as per IS:1726-1991 & EN-124
LD-2.5 (Light Duty-Test load-2.5 Ton)
Suitable for use within residential and institutional complexes, areas with
pedestrian but occasional Light Motor Vehicle traffic. These round and
square manhole covers are also used for 'Inspection Chambers'.

MD-10 (Medium Duty-Test load 10 Ton)
Suitable for use in service lanes, roads on pavements for use under
medium-duty vehicular traffic including for car parking areas.

HD-20 (HEAVY DUTY-Test load-20 Ton)
Suitable for use in institutional, commercial areas, carriage, city trunk
roads, bus terminals with heavy duty vehicular traffic of wheel loads
between 5 to 10 ton.

EHD-35 (EXTRA HEAVY DUTY-Test load-35 Ton)
Suitable for use on carriageways in commercial, industrial, port areas,
warehouses with frequent vehicular traffic having wheel loads up to 11.5 ton
like heavy trucks, trailers.Sizes and load capacity
Everlast: Composite Gratings with frame.


Sr. No.
Size
Grade Designation
Test Load


1
450x450 mm
LD-2.5
MD-10
HD-20
2.5 Ton
10 Ton
20 Ton


2
500x600 mm
LD-2.5
MD-10
HD-20
2.5 Ton
10 Ton
20 Ton


3
600x1170 mm
LD-2.5
MD-10
HD-20
2.5 Ton
10 Ton
20 Ton


Size Selection, Handling & Installation Size Selection: Clear opening
of the frame should not be smaller than that of Chamber

Handling: Everlast composite manhole covers, frames & gratings have
very good load carrying capacity. Transportation and handling at the time of
installation should be made carefully to avoid damage of corners &
edges.

Installation Procedure:
a) Prepare concrete bed considering height of frame. b) Frame should be
embedded in 300 x 200 mm of minimum M20 grade concrete. c) Make sure
that top level of frame should match with the road. Composite Grating With Cover

Gratings from Everlast Composite Pvt. Ltd. offer lasting
performance and are widely installed in building and infrastructure. These
composite gratings outperform gratings made up of traditional materials such
as cast iron, ductile iron, steel etc., on mechanical properties. Improved
performance, durability, low weight and ease of installation, thermal
insulation and stability are a few of the benefits of these composite square
gratings. Combinations of such characteristics have led a way to utilization
of composite square gratings in a wide array of applications.

Advantages:
Corrosion free Thermal insulation and stability ZERO SCRAP VALUE hence it is Burglarproof. High strength Light weight & easy to install Can be made in decorative designs &
in different finishes Good temperature resistance Good life span