Whether Service Tax is applicable

If A is providing engaged in providing the service of "Supply of Transit Mixtures and Pumps for Construction Services in respect of Commercial or Industrial Building" 

Now, in regards of this services, he is providing 2 types of services.

1. Sypply of Transit Mixtures 

2. Supply of Pumps for lifting the concrete.

Service Receiver paid a lumsum amount for supply of transit mixtures he is taking care of diesel expenses for transit mixtures. Service Provider only supply the transit mixture and labors that is driver for that transit mixture and other repair expenses for transit mixture.

In the case of concrete lifting pumps service receiver pay a per cubic rate or hourly rate basis.

Please clarify whether service tax is applicable for this service. If liable in which head. Whether any abatement is applicable. Please clarify. It is most urgent

Thanking You