// ////////////////////////////////////////////////////////////////////////
        // PRIVATE METHODS
        //
        /// <summary>
        /// GetSectionNextId
        /// </summary>
        /// <param name="countryId">countryId</param>
        /// <param name="provinceId">provinceId</param>
        /// <param name="countyId">countyId</param>
        /// <param name="cityId">cityId</param>
        /// <param name="companyId">companyId</param>
        /// <returns>nextSectionId</returns>
        private string GetSectionNextId(Int64? countryId, Int64? provinceId, Int64? countyId, Int64? cityId, int companyId)
        {
            string nextSectionId = "";

            // Locations string
            string location = "";
            if (!countryId.HasValue) location = location + "0."; else location = location + countryId.ToString() + ".";
            if (!provinceId.HasValue) location = location + "0."; else location = location + provinceId.ToString() + ".";
            if (!countyId.HasValue) location = location + "0."; else location = location + countyId.ToString() + ".";
            if (!cityId.HasValue) location = location + "0"; else location = location + cityId.ToString();
            location = location + "-";

            // AutoIncrement part
            // ... load lastSectionId
            AssetSewerSectionGateway assetSewerSectionGateway = new AssetSewerSectionGateway();
            string lastSectionId = "";

            if (assetSewerSectionGateway.GetLastSectionId(countryId, provinceId, countyId, cityId, companyId) != "")
            {
                lastSectionId = assetSewerSectionGateway.GetLastSectionId(countryId, provinceId, countyId, cityId, companyId);
            }

            // ... Get next secuential number
            string newSecuentialNumber = "";
            int lastSectionId_ = 0;

            // ... If there is a last section id
            if (lastSectionId != "")
            {
                string[] lastSectionIdSplit = lastSectionId.Split('-');

                if (lastSectionIdSplit.Length >= 2)
                {
                    lastSectionId_ = Int32.Parse(lastSectionIdSplit[1]);
                }
            }
            newSecuentialNumber = GetSectionIncrement(lastSectionId_);

            // next sectionId
            nextSectionId = location + newSecuentialNumber;

            return nextSectionId;
        }