diff --git a/src/routes/bulk-add-route.ts b/src/routes/bulk-add-route.ts
index ca8b1bbb..86c75a3f 100644
--- a/src/routes/bulk-add-route.ts
+++ b/src/routes/bulk-add-route.ts
@@ -27,9 +27,9 @@ const bulkRouteModel = new SCBulkAddRoute();
 /**
  * Implementation of the bulk add route (SCBulkAddRoute)
  */
-export const bulkAddRouter = createRoute<SCBulkAddResponse>(
+export const bulkAddRouter = createRoute<SCBulkAddRequest, SCBulkAddResponse>(
   bulkRouteModel,
-  async (request: SCBulkAddRequest, app, params) => {
+  async (request, app, params) => {
 
     if (typeof params === 'undefined' || typeof params.UID !== 'string') {
       throw new Error('UID of Bulk was not given, but route with obligatory parameter was called');
diff --git a/src/routes/bulk-done-route.ts b/src/routes/bulk-done-route.ts
index 057cdfa7..a5adf7e2 100644
--- a/src/routes/bulk-done-route.ts
+++ b/src/routes/bulk-done-route.ts
@@ -27,9 +27,9 @@ const bulkDoneRouteModel = new SCBulkDoneRoute();
 /**
  * Implementation of the bulk done request route (SCBulkDoneRoute)
  */
-export const bulkDoneRouter = createRoute<SCBulkDoneResponse>(
+export const bulkDoneRouter = createRoute<SCBulkDoneRequest, SCBulkDoneResponse>(
   bulkDoneRouteModel,
-  async (_request: SCBulkDoneRequest, app, params) => {
+  async (_request, app, params) => {
 
     if (typeof params === 'undefined' || typeof params.UID !== 'string') {
       throw new Error('UID of Bulk was not given, but route with obligatory parameter was called');
diff --git a/src/routes/bulk-route.ts b/src/routes/bulk-route.ts
index 1cbf8da3..abc56ed7 100644
--- a/src/routes/bulk-route.ts
+++ b/src/routes/bulk-route.ts
@@ -25,9 +25,9 @@ const bulkRouteModel = new SCBulkRoute();
 /**
  * Implementation of the bulk request route (SCBulkRoute)
  */
-export const bulkRouter = createRoute<SCBulkResponse>(
+export const bulkRouter = createRoute<SCBulkRequest, SCBulkResponse>(
   bulkRouteModel,
-  async (request: SCBulkRequest, app) => {
+  async (request, app) => {
     const bulkMemory: BulkStorage = app.get('bulk');
 
     return bulkMemory.create(request);
diff --git a/src/routes/index-route.ts b/src/routes/index-route.ts
index 662f71cb..f1b2ec02 100644
--- a/src/routes/index-route.ts
+++ b/src/routes/index-route.ts
@@ -25,7 +25,7 @@ const indexRouteModel = new SCIndexRoute();
 /**
  * Implementation of the index route (SCIndexRoute)
  */
-export const indexRouter = createRoute<SCIndexResponse>(
+export const indexRouter = createRoute<unknown, SCIndexResponse>(
   indexRouteModel,
   async (): Promise<SCIndexResponse> => {
     return {
diff --git a/src/routes/multi-search-route.ts b/src/routes/multi-search-route.ts
index e06eea24..a83d4a90 100644
--- a/src/routes/multi-search-route.ts
+++ b/src/routes/multi-search-route.ts
@@ -31,29 +31,30 @@ const multiSearchRouteModel = new SCMultiSearchRoute();
 /**
  * Implementation of the multi search route (SCMultiSearchRoute)
  */
-export const multiSearchRouter = createRoute<SCMultiSearchResponse | SCTooManyRequestsErrorResponse>(
-  multiSearchRouteModel,
-  async (request: SCMultiSearchRequest, app) => {
+export const multiSearchRouter = createRoute
+  <SCMultiSearchRequest, SCMultiSearchResponse | SCTooManyRequestsErrorResponse>(
+    multiSearchRouteModel,
+    async (request, app) => {
 
-    const bulkMemory: BulkStorage = app.get('bulk');
-    const queryNames = Object.keys(request);
+      const bulkMemory: BulkStorage = app.get('bulk');
+      const queryNames = Object.keys(request);
 
-    if (queryNames.length > configFile.backend.maxMultiSearchRouteQueries) {
-      throw new SCTooManyRequestsErrorResponse(isTestEnvironment);
-    }
+      if (queryNames.length > configFile.backend.maxMultiSearchRouteQueries) {
+        throw new SCTooManyRequestsErrorResponse(isTestEnvironment);
+      }
 
-    // get a map of promises for each query
-    const searchRequests = queryNames.map(async (queryName) => {
-      return bulkMemory.database.search(request[queryName]);
-    });
+      // get a map of promises for each query
+      const searchRequests = queryNames.map(async (queryName) => {
+        return bulkMemory.database.search(request[queryName]);
+      });
 
-    const listOfSearchResponses = await Promise.all(searchRequests);
+      const listOfSearchResponses = await Promise.all(searchRequests);
 
-    const response: { [queryName: string]: SCSearchResponse; } = {};
-    queryNames.forEach((queryName, index) => {
-      response[queryName] = listOfSearchResponses[index];
-    });
+      const response: { [queryName: string]: SCSearchResponse; } = {};
+      queryNames.forEach((queryName, index) => {
+        response[queryName] = listOfSearchResponses[index];
+      });
 
-    return response;
-  },
+      return response;
+    },
 );
diff --git a/src/routes/route.ts b/src/routes/route.ts
index daee5aca..17376188 100644
--- a/src/routes/route.ts
+++ b/src/routes/route.ts
@@ -35,10 +35,12 @@ import {isHttpMethod} from './http-types';
  * @param routeClass Model of a route
  * @param handler Implements the logic of the route
  */
-export function createRoute<RETURNTYPE>(
+export function createRoute<REQUESTTYPE, RETURNTYPE>(
   routeClass: SCRoute,
-  // tslint:disable-next-line: no-any
-  handler: (validatedBody: any, app: Application, params?: { [parameterName: string]: string; }) => Promise<RETURNTYPE>,
+  handler: (
+    validatedBody: REQUESTTYPE,
+    app: Application, params?: { [parameterName: string]: string; },
+  ) => Promise<RETURNTYPE>,
 ): Router {
   // create router
   const router = PromiseRouter({mergeParams: true});
diff --git a/src/routes/search-route.ts b/src/routes/search-route.ts
index abfd89f3..3ea44606 100644
--- a/src/routes/search-route.ts
+++ b/src/routes/search-route.ts
@@ -25,8 +25,11 @@ const searchRouteModel = new SCSearchRoute();
 /**
  * Implementation of the search route (SCSearchRoute)
  */
-export const searchRouter = createRoute<SCSearchResponse>(searchRouteModel, async ( request: SCSearchRequest, app) => {
-  const bulkMemory: BulkStorage = app.get('bulk');
+export const searchRouter = createRoute<SCSearchRequest, SCSearchResponse>(
+  searchRouteModel,
+  async (request, app) => {
+    const bulkMemory: BulkStorage = app.get('bulk');
 
-  return bulkMemory.database.search(request);
-});
+    return bulkMemory.database.search(request);
+  },
+);
diff --git a/src/routes/thing-update-route.ts b/src/routes/thing-update-route.ts
index 6c945251..4d41dd25 100644
--- a/src/routes/thing-update-route.ts
+++ b/src/routes/thing-update-route.ts
@@ -25,9 +25,9 @@ const thingUpdateRouteModel = new SCThingUpdateRoute();
 /**
  * Implementation of the thing update route (SCThingUpdateRoute)
  */
-export const thingUpdateRouter = createRoute<SCThingUpdateResponse>(
+export const thingUpdateRouter = createRoute<SCThingUpdateRequest, SCThingUpdateResponse>(
   thingUpdateRouteModel,
-  async (request: SCThingUpdateRequest, app) => {
+  async (request, app) => {
     const bulkMemory: BulkStorage = app.get('bulk');
     await bulkMemory.database.put(request);