Besides these HARIKARTHIKA undertaken several special repairs of project works under the principal executers which as follows:-
Special repairs to the expansion joints of Power Canal Aqueducts (Velocity of water at 6' per second), Expansion joints treatment with polysulphide sealant, Injection Grouting, Acrylic elastomeric membrane treatment to the roof slabs of APGENCO, Hydro Electricity Project Divisions at Mothugudem, Donkarayi and Upper Sileru  etc.
Special repairs of grouting and waterproofing treatment to the roof slab, polysulphide sealant treatment to the expansion joints of power house of Rayalaseema Thermal Power Project at Prodduttur Dist., Kadapa.
Special repairs to the expansion and construction joints with polysulphide sealant to modern abattoir project of Andhra Pradesh Meat Development Corporation at Changicharla, Hyderabad.
Structural repairs, strengthening of columns/beams and waterproofing treatment to the Over Head Tank at DRDL, Hyderabad.
Strengthening, structural repairs and water proofing treatment to the above 60’ height overhead tanks – APSRTC’s Kachiguda, Tarnana, Uppal, Medchel Etc., M.E.S., D.R.D.L site.
Special treatments of epoxy bonding and grouting for extension of height of the dam at Dindi project of irrigation and CAD department at Mahaboob Nagar Dist
Special treatments to the construction joints of SRBC, Canal Pipe lining of Irrigation and CAD department with polysulphide sealant/silicon sealant at Gorakkallu Village, Nandyala.
Special repairs by Injection grouting, sealing of cracks and strengthening of structure to Delta Gannavaram Aqueduct of Irrigation and CAD department at Davaleswaram.
HARIKARTHIKA Specialization in :-



1
Waterproofing treatments with spoxies/polymers/polyurethane/membranes, etc., to the roof slabs, water tanks, reservoirs, aqueducts, canal linings, under tunnels, dams, sumps, basements, swimming pools, etc.
2
Structural repairs and rehabilitation treatments with epoxy, polymer concrete/mortar and micro concrete for Dams, Bridges, Overhead Tanks, Buildings, Buildings faced fire accidents, etc.
3
Special structural repairs like fiberwrap treatments on the columns surface to increase its axial load capacity. Beams wrapped by the fibrewrap to increase its movement capacity, applying the layers of fibre optical material on the sides to increase shear capacity in the beam of buildings, required to carry the extra live loads.
4
Strengthening the columns and beams with jacketing systems, etc.
5
Special repairs of Gunniting/shotcreting to the structures.
6
Self level epoxy floorings, antistatic electro conductivity floorings and floor coating for industrial units, showrooms, hospitals, etc.
7
Arrest the leakages against negative pressure to the pipelines, dams, aqueducts, under tunnels, lift pits, cellars etc
8
Corrosion preventive coatings to the pipelines, reinforcement, steel structures, etc.
9
Polysulphide and silicon sealant applications for Expansion and Construction joints of buildings, aqueducts, power houses, Runways, Floor joints of parking areas, perimeter sealings, overlaps, etc.
10
Acid resistant treatment to the floors and walls of the chemical units and battery storage rooms, etc.
11
Concrete breaking and cutting.
Harikarthika Engineering Company
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